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Difference between annuals and perennial plants?
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Difference between annuals and perennial plants?
Here’s a detailed look at the key differences between these two types of plants: Jul 24, 2024 · Annual flowers also allow you to have a different garden every year. Staggered Bloom Times: Plant perennials with different bloom times to ensure continuous color. But when it comes to annuals vs. Are Annual Plants Ever Perennial Or Biennial Plants. Annuals vs. When planning to set up a garden, the first decision should be whether to plant annuals or perennials. Annuals live for one year, biennials live for two years, and perennials live more than two years — from three years to hundreds of years. Perennial – has a lifespan that lasts multiple years. Annuals on the other hand stand out by their showy blooms. What Is the Difference Between Annual, Perennial, and Biennial Plants? Annual Plants are a type of plant that live for just one season. Difference Between Dahlia and Zinnia Definition Dahlia is a bushy, tuberous perennial plant native to Mexico and Central America, known for its large, colorful flowers. During this period, they grow, mature, bloom, produce seeds and die. Perennials live for many years, if they have the right conditions, so you only need to plant them once. Here are some tips on telling the difference between the two types of plants—as well as how you can extend your growing season no matter what kind of plants you might be. ), which is considered a pesky weed, along with others like foxtail ( Alopecurus spp. In other words, what may be grown as an annual in one part of the country and may survive as a perennial in. Tino explains the difference between annuals, biennials and perennials Facebook; X (formerly Twitter). In annuals, flowering is associated with senescence and death of the whole plant, whereas … Key Differences between Annual and Perennial Plants Lifecycle. Above the species level, plant lineages clearly vary in their tendency for annuality or perenniality (e, wheat vs On a microevolutionary timescale, a single plant species may show different annual or perennial ecotypes (e, adapted to dry or tropical range), as in the case of the wild progenitor of rice (Oryza rufipogon). Here are some tips on telling the difference between the two types of plants—as well as how you can extend your growing season no matter what kind of plants you might be. The difference is the life cycle. These plants, also known as treasure flowers, are native to South Africa and are. Whether you grew them from a seed in your garden or purchased them from your local florist, annuals only go through the life cycle once before they die. Specifically, you’ll understand blooming times and whether the plant will survive through winter. The difference between annuals and perennials is simple: Annuals die off when temperatures get too cold, which requires you to plant new ones the following spring. A nnual = A single year P erennial = P lenty of years to come So, let’s chat about key differences between annuals vs perennials… and why they matter for your western flower garden. Annual or perennial plants are two types of plants with variable lifespans. Furthermore, woody plants are perennial plants while herbaceous plants are annuals, biennials or perennials Woody and herbaceous plants are two types of plants … Annuals are plants that live for a single season and are thus replaced every year. Here's a guide of the three types of plants you can buy. What’s the Difference Between Annuals and Perennials? The terms ‘annual’ and ‘perennial’ refer to the plant’s life span, or the amount of time it takes a plant to grow from seeds to eventually produce seeds of its own. Annual plants complete their life cycle within one growing season before dying. There are annuals that bloom for an entire growing season and some only for a month or so. When shopping for plants, you’re likely to read and hear new terms. The life cycle of annual plants (from germination to death) may happen in a month or several months. Annuals are smaller and more labor-intensive, but cheaper and more readily available. A Guide to Annuals Versus Perennials HGTV What Are Annual And Perennial Flowers Web as the name suggests, an annual is a plant that completes its entire life cycle within a calendar year. The term "perennial" refers to herbaceous (“green") plants since woody plants, such as trees, are perennial by definition. Annuals are normally bought in strips of 8 -10 small plants late spring or early summer, then each small flower planted in beds, borders or containers, ranging from patio post to hanging baskets. FAQ’s – Annual and Perennial Plants 1. If you want to try a new color scheme or experiment with new plants, annuals allow you to do that without making a long-term commitment. During this period, they grow, mature, bloom, produce seeds and die. evil, but rather a beautiful dance of variety in your garden. This guide will define both types of plants and explain how annuals and perennials differ. Whether you’re a seasoned gardener or just starting out, knowing the characteristics and benefits of each type of plant can help you create a beautiful and thriving garden. Annuals are said to go from seed to seed in one year or growing season. Annual Plants: Annual plants complete their life cycle in just one year. These plants usually get bigger … The difference between annuals and perennials is simple: Annuals die off when temperatures get too cold, which requires you to plant new ones the following spring. Find out helpful tips for successful … There are two main life cycles in plants—annual and perennial 1,2. Understanding the differences between annual and perennial plants is crucial for any gardener. They are grown here as annuals because they are unable to survive our winters, but they are actually perennials in regions where the climate is milder. Depending on your climate, this plant can be either treated as an annual or a perennial plant. Annuals complete their lifecycle within a year, while perennials live for multiple years. Annuals are normally bought in strips of 8 -10 small plants late spring or early summer, then each small flower planted in beds, borders or containers, ranging from patio post to hanging baskets. For example, Calendula officinalis. Annual plants complete their life cycle within a single growing season, typically from germination to death, whereas perennial plants live for more than two years and continue to bear flowers and fruits for several seasons. Perennials are plants that live more than two years. Annuals are often grown from seed to add colour in the summer month, and many bedding plants are treated as annuals because they will not survive our winters. Zinnias are annual flowers that produce blooms for one season before dying. What, then, is the difference between annual, biennial, and perennial plants? Annual plants die yearly. Annuals complete their lifecycle within a year, while perennials live for multiple years. BASIS OF COMPARISON: PERENNIAL PLANTS: ANNUAL PLANTS: Description: Perennials are plants that live more than two years or more than one growing season. Certain flowers can also be annual in one variety and perennial in another. Filling Gaps: Use annuals to fill in spaces between perennials, ensuring a full, lush look. During this period, they grow, mature, bloom, produce seeds and die. They are popular for ornamental gardening. Annuals typically are planted in the spring and summer months, bloom for the season, and then die Plant type categories may seem a bit confusing. Perennial Plants are the mainstay of many gardens. Annual flowers tend to be less expensive than perennials. Perennials … Compared to annuals, perennial plants are more hardy and return year after year, providing your landscape stability and permanence. May 10, 2011 · An annual uses up all of its non-specialized cells making flowers, and thus, after dropping seeds, it dies. They spend their longer. Each type of plant has its own unique set of advantages and drawbacks, and the “right” choice depends largely on your individual gardening goals and preferences. It has thus been defined as a plant that lives more than two years. In favorable climatic conditions, a perennial plant can live for many years. Coneflowers, also known as Echinacea, are a popular choice amon. While they can be grown outdoors in USDA zones 7, 8 and 9, th. An advantage of perennials is that they require minimum maintenance. Our objectives were to: (1) test whether root traits differed between annual and perennial species and among three major plant families – Asteraceae, Fabaceae and Poaceae; (2) identify root traits that best express differences in resource-use strategies among species; and (3) find out whether those root trait syndromes were consistent with those reported in the … Difference Between Annual and Perennial Plant. Knowing the difference between annual and perennial plants is crucial. Annual flowers root, bloom, produce seeds, and die all within the same growing season, which typically spans spring through fall. Annual herbs grow from seeds. Bring some magic to your wildflower meadow! The key is to know the difference between annuals and perennials. You’ll plant these in your garden—either as seeds or transplants—every year, most often in the springtime (though, yes, fall planting can happen for some of these, too). Difference between perennial and annual plants in tabular form. There are many ways to identify and classify weeds, and one of these is by their life cycle. Others like peony and hosta plants, can survive. 4. Some perennials, such as peonies and daylilies, can live for decades. As of 2015, Kia cars are produced at 14 assembly and manufacturing locations located in eight countries. Kia produces over 1. To understand the difference between these life cycles, let’s review some basic definitions: There are two main life cycles in plants—annual and perennial1,2. Annual vs The main difference between annual and biennial plants is the length of their life cycle. Also, some plants will come back each year due to the seeds or rhizomes spreading. Are you team perennial or annual? Frank Ferragine is back to show you the pros and cons of both. By the end, you will be confident in the differences. An annual plant blooms, goes to seed and dies all in one growing season—in other words, it needs to regenerate itself. This might leave you wondering why people choose to grow annual plants or annual flowers in their garden instead of perennials, which rebloom every year for three to five years straight. sequels better than original May 23, 2024 · What Is the Difference Between Annual, Perennial, and Biennial Plants? Annual Plants are a type of plant that live for just one season. Perennial flowers come back year after year, while annual flowers only live for one season. Plants sold in cold regions that are labeled annuals. The period of growth between seed germination and initiation of flowering is called the juvenile or vegetative phase. If you'd like a plant to return every year, be sure to check that it is hardy in your zone. Examples of annuals include marigolds and petunias. An annual plant completes its life cycle in a single season. But when fall and winter arrive and temperatures go below freezing, plants cease to grow Dec 20, 2023 · To better care for your garden, it's essential to understand the lifecycles of plants. Perennial flowers typically last three years or longer, however, some don’t last more than two. Even in the Helianthus family overall, which we’ll look at in this article, you’ll find both annuals and perennials. Jun 30, 2023 · A combination of both annuals and perennials can create a beautiful and low-maintenance garden design, with the added bonus of a variety of blooms and colors throughout the year. Mustard, watermelon, corn, lettuce wheat, are a few examples of annual plants. A step by step guide to Annual Vs Perennial plants There are some additional pieces of information on the difference between annuals and perennials which is necessary for those who claim to be knowledgeable in the area of gardening or those who are inspired to learn more in the area. Whether you have a garden or you're interested in starting one, you're likely familiar with the terms annual and perennial. By this definition, many plants including trees are perennial, although the term is more commonly used for herbaceous plants. In fact, some plants are simply sensitive to the cold. Perennials come in varying heights from tall to low growing which can add more interest to the garden. There are many ways to identify and classify weeds, and one of these is by their life cycle. Therefore, depending on the expert you ask, it may be both annual and perennial It all depends on your climate, which we’ll discuss throughout this post. Types of Annuals: Hardy Annuals: These plants are the most cold-tolerant among annual plants. Being aware of whether a plant is an annual vs perennial will help you know if it will suit your space. In early summer when full sun is plentiful, there’s an eruption of growth—of flowering and fruiting. maine coon maine coon cats On the other hand, perennials may have a short life span. This will help you add them in a way that fits your garden design. Annual plants flower, set seed and die within 12 months, while perennials live for several years. Annuals are hard to beat in terms of showy, season-long color, while perennials will give you the most value for your money. Annual or perennial plants are two types of plants with variable lifespans. All these plants need nutrients in their soil and direct or indirect sun as their primary energy source. Some examples of hardy annuals include calendula, pansy, and snapdragons. Others like peony and hosta plants, can survive. 4. Many flowers and plants, particularly perennials, bloom in September, according to About Some include the michaelmas daisy, mums, the perennial sunflower, goldenrod and stonec. To ensure continuous visual interest in your garden throughout the changing seasons, it’s beneficial to combine both annuals and perennials strategically You’ve now got the dirt on annuals vs Remember, it’s not a battle of good vs. Annuals are cheap and cheerful, easy to look after once they've got going, and give you the flexibility to switch up your flower bed ideas year after year. Varieties that grow in the southern zones – 7-10 – are considered perennials. Jan 22, 2024 · When selecting perennial plants, consider factors such as bloom time, height, and growing conditions to ensure a visually appealing and well-rounded garden. ikea porch furniture Annual flowers bloom in the year they are started from seed/planted, with many varieties directly garden sown. They spend their longer. But when fall and winter arrive and temperatures go below freezing, plants cease to grow To better care for your garden, it's essential to understand the lifecycles of plants. Similarities Between Annual, Perennial, And Biennial Plants. What Is the Difference Between Annuals and Perennials? The difference between annuals and perennials is their life cycle length. So, in short, the main difference lies in the duration of their life cycles: annuals complete their life cycle in one year, biennials in two years, and perennials live for multiple years. Are you tired of having a lackluster garden that only comes to life for a few months each year? Imagine stepping into your backyard and being greeted by vibrant blooms every single. Difference between annual vs Gardening enthusiasts often find themselves at a crossroads when it comes to selecting the right plants for their outdoor spaces. This will allow them to dry and shed seeds back into the soil. The difference between annual and perennial. Perennials are larger and require less maintenance, but are more expensive. By the end of this article, you'll have a solid understanding of the differences between annual and perennial plants and be well-equipped to make informed decisions about your garden. The choice between annual vs. By incorporating perennials that bloom all summer long, you can create a. Tips for Planting Annuals and Perennials Planting annuals can be a rewarding experience that adds color and beauty to any garden. A plant can behave as an annual or a perennial depending upon the climatic and geographic conditions. It may seem logical that an annual plant comes back annually. Annual plants live just one year from seed to death, while perennial plants live for more than two years. They grow slower than annuals. When it comes to adding a splash of color and beauty to your garden, daylilies are an excellent choice. Difference between perennial and annual plants in tabular form.
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So, in short, the main difference lies in the duration of their life cycles: annuals complete their life cycle in one year, biennials in two years, and perennials live for multiple years. Whether you have a garden or you're interested in starting one, you're likely familiar with the terms annual and perennial. This will help you add them in a way that fits your garden design. Here are some tips on telling the difference between the two types of plants—as well as how you can extend your growing season no matter what kind of plants you might be. Advertisement Few things delight gardeners mor. Annual flowers complete their lifecycle from seed to death in one growing season. Oct 11, 2024 · Knowing the difference between annual vs. They live for only one season, whether they’re planted from seed or an established plant. Herbaceous plants are generally annuals or perennials. A practice that can be adopted is deferring or reserving sections of perennial pastures for later in the season and take advantage of the bulk energy and nutrition provided by annual forage species. Here's a rundown of annual versus perennial. A nnual = A single year P erennial = P lenty of years to come So, let’s chat about key differences between annuals vs perennials… and why they matter for your western flower garden. They spend their longer. Annuals are cheap and cheerful, easy to look after once they've got going, and give you the flexibility to switch up your flower bed ideas year after year. sweet peas recipe When it comes to gardening, understanding the difference between annual and perennial plants is essential. Expert Advice On Improving Your Home Videos Latest View All Guides Latest View All Radio Show Latest View. Jul 29, 2023 · Basically, understanding the concept of an annual versus a perennial is as simple as that, but there’s a bit more to it than just lifespan. We’ll be looking at some difference between annual, biennial and perennial crops. Understanding the difference between annual vs. On the contrary, perennial crops have a lifespan of over three years, going through a dormant period between the seasons, but they regrow. A “tender perennial” means a plant that acts like an annual in cold climates but a perennial in warm climates. Perennial plants These plants are ones that flower reliably every year. While they can be grown outdoors in USDA zones 7, 8 and 9, th. Some annuals are actually perennials in their native habitat and growing zones. Whether you’re a seasoned gardener or j. Each type of plant has a unique life cycle and growth pattern, contributing differently to a garden’s overall aesthetics and maintenance needs. If you want to try a new color scheme or experiment with new plants, annuals allow you to do that without making a long-term commitment. As of 2015, Kia cars are produced at 14 assembly and manufacturing locations located in eight countries. Kia produces over 1. Perennial – has a lifespan that lasts multiple years. Once you know what they mean, these terms are easy to understand: Annual. The biggest perk is that they offer instant gratification and long-lasting color, blooming until a hard frost. The difference between annuals and perennials is simple: Annuals die off when temperatures get too cold, which requires you to plant new ones the following spring. You may be surprised to find out that you. 4 million vehicles annually, a large portion of which a. Based on its life cycle, a plant is classified as an annual, biennial or perennial An annual, such as a zinnia, completes its life cycle in one year. Examples of perennials are lavender , dianthus and hardy geraniums. Perennials, on the other hand, come … Perennials, unlike annuals, are plants that come back every year. As of 2015, Kia cars are produced at 14 assembly and manufacturing locations located in eight countries. Kia produces over 1. mixed drinks with grapefruit juice Annuals are great plants to experiment with, as you can replace them the next season if you don't like how they looked, or replant them if they … Do you want to learn more about Difference between annual and perennial plants,which explains the difference in detail. It can be hard to keep track of which plants come back every year (perennials) and which live only one cycle (annuals). It has thus been defined as a plant that lives more than two years. If these terms have you scratching your head, never fear. Whether salvia is an annual largely depends on the zone in which it is grown. The label annual, perennial or biennial appears on plant tags at the local nursery The Difference Between Annuals, Perennials and Biennials November 11, 2014 November 11,. This difference clears the contrasting life strategies that both types of plants show, with annuals completing their life cycles within a … Annuals vs Perennials. With their vibrant colors and delicate bl. Although annual wildflowers … Actually, they need similar care! Annuals can be planted any time after the last frost in spring—even in the heat of summer to refresh garden beds or pots that have fizzled out On the basis of their lifespan, plants are divided into three categories: annual, biennial and perennial plants. The answer is simple: when it comes to annuals vs perennials, annuals provide vibrant, rich color and they are also long-blooming. You’ll plant these in your garden—either as seeds or transplants—every year, most often in the springtime (though, yes, fall planting can happen for some of these, too). Staggered Bloom Times: Plant perennials with different bloom times to ensure continuous color. These life cycles are associated with different traits that determine ecosystem function 3,4. Annuals are smaller and more labor-intensive, but cheaper and more readily available. Once annuals start to flower, they generally do so for an extended period, only stopping when killed by the onset of cold weather in the fall. A good example is a shasta daisy. But when it comes to annuals vs. The difference between annual and perennial plants lies in their lifespan and growth pattern. Annuals are smaller and more labor-intensive, but cheaper and more readily available. It all depends on your climate, which we’ll discuss throughout this post. But once you know the basics that plants are grouped by their lifecycle, all will become clear. In short, an annual plant fulfills its whole process from germination to production in one growing season. Each type of plant has its own unique set of advantages and drawbacks, and the “right” choice depends largely on your individual gardening goals and preferences. sq x Annuals are cheap and cheerful, easy to look after once they've got going, and give you the flexibility to switch up your flower bed ideas year after year. With their heart-shaped leaves a. Zinnias are perennial flowers that are treated as annuals. Perennials are referred to plants that grow throughout the year, normally lives for more than 2 years. Annuals are smaller and more labor-intensive, but cheaper and more readily available. When I first started gardening, I could never remember the difference between perennial and annual plants. Tips for Planting Annuals and Perennials Planting annuals can be a rewarding experience that adds color and beauty to any garden. Aubrieta Red is a stunning perennial plant that adds vibrant color and texture to any garden. However, they’re more labor-intensive than perennials and require more nurturing. The duration of the life cycle of these categories of plants is not limited to a certain period. During this period, they grow, mature, bloom, produce seeds and die. Annual plants complete their life cycle within one growing season before dying. By the end of this article, you'll have a solid understanding of the differences between annual and perennial plants and be well-equipped to make informed decisions about your garden. Unlike annuals, perennial plants go dormant in the winter and return the following year. Perennial plants grow strong year after year. Identifying weeds is the first step toward controlling them. There are many ways to identify and classify weeds, and one of these is by their life cycle. There's a difference between florist and garden mums Nadia Hassani Simply put, annual plants die in the winter season so you must replant them every year, while perennials come back every year so you only plant them once. According to Aul Cervoni, the most basic way to explain the difference between an annual vs.
A “tender perennial” means a plant that acts like an annual in cold climates but a perennial in warm climates. Annuals vs Perennials What makes an annual plant different from a perennial? Annual plants are so called because they have a one year life cycle. Jul 29, 2023 · Basically, understanding the concept of an annual versus a perennial is as simple as that, but there’s a bit more to it than just lifespan. Annuals Annuals complete their life cycle in one growing season. Landscape Use Annuals and perennials can be combined in your planting design to reap the best of both. What is the difference between the two? Perennial, annual, and biennial flowers are the three types of flowering plants that a gardener would want to plant One of the most vital differences between perennial and annual flowering plants is that the former plants live for just one growing season whereas the latter plants regrow every spring. A good example is a shasta daisy. do grounding sheets really work Complementary Colors: Choose. After flowering, the plants will naturally die back over the winter. Perennials live for more than one growing season. USDA growing zone – a standard metric in gardening that refers to the average coldest temperature in your area, it determines which plants are likely to be successful in your garden (find yours here) Herbaceous – soft plant material and leaves that die back … The Difference Between Annual and Perennial Plants: Explained. best men's fashion brands When it comes to gardening, understanding the difference between annual and perennial plants is essential. Woody perennials: these are plants like shrubs and trees. Annuals are essentially the opposite of perennials. So, what exactly is the difference between an annual and a perennial? Annual plants are those that complete their life cycle in one year. perennial plants can come down to the amount of work you want to put in If you like to plant the same types of flowers in the same place, you may be wondering, are sunflowers annuals or perennials? There are both annual and perennial sunflowers available. Some annuals can be perennials when planted in warmer climates, since there’s no frost to kill them, and some perennials are not capable of surviving the winter in colder climates. Staggered Bloom Times: Plant perennials with different bloom times to ensure continuous color. The USDA Hardiness Zone assigned to each perennial indicates which temperature range suits the plant. amazon custom shirts The gardening season begins in early spring as frosty nights dissipate and plants sense that it is safe to send out tender new shoots. Annual vs Biennial vs Perennial Plants. Staggered Bloom Times: Plant perennials with different bloom times to ensure continuous color. Annual herbaceous plants complete their life cycle within a year, from seed germination to seed production. What's the difference between Half Hardy Annuals and Hardy Annuals?. The foliage also may die back any time from mid-summer to early winter, with new growth appearing from the same root system next spring. After flowering, the plants will naturally die back over the winter.
Annual flowers root, bloom, produce seeds, and die all within the same growing season, which typically spans spring. Perennials rebloom every spring as the same plant and have a shorter blooming period as compared to annuals. Dec 5, 2022 · Trying to choose the winner when it comes to annual vs perennial plants is an impossible task – both types of plants are valuable and have different uses in the garden. What is the difference between the two? Perennial, annual, and biennial flowers are the three types of flowering plants that a gardener would want to plant One of the most vital differences between perennial and annual flowering plants is that the former plants live for just one growing season whereas the latter plants regrow every spring. By incorporating a variety of perennial plants with different bloom times, you can enjoy a continuous display of color and interest throughout the seasons. Annual Vegetables. This article will explore the characteristics, benefits, and considerations of both annuals and perennials, shedding light on the differences between. The noun form is somewhat more common in reference to gardening choices (perennials or annuals, rather than perennial flowers or annual plants). What is the Difference Between Annual, Biennial and Perennial Plants? Annuals. Generally, perennials may go to seed every year and may even die back to the ground at times, but their root systems are very much alive and plant will continue growing when conditions are right. With their vibrant blooms and hardy nature, these perennial flowers are a fa. Both are used to describe the growing cycle of plants, but knowing the difference between annuals and perennials (and their lesser-known counterpart, biennials) will help you understand which is better suited to your gardening style and help you plan your landscape's. Here we consider annuals and perennials, highlighting how they differ and clearing up whether some of our most popular garden plants are annuals or perennials. Photo by: Proven Winners. They spend their longer. Shade gardens can be a challenge for any gardener. Types of Annual Daisies Marguerite Daisy (Argyranthemum frutescens) Native to the Canary Islands, marguerite daisy is technically a tender perennial but is usually grown as an annual because it's only hardy in Zones 10 to 11. examples of ethos pathos and logos If you plant perennials, they will come back after the growing season is over, while annuals will die off with the cold weather. Oct 20, 2014 · Plant life cycles fall into three broad categories: annual, biennial, and perennial. Gerbera daisies are a perennial in zones 10 and 11, and they are an annual in every other hardiness zone, according to Better Homes and Gardens. When it comes to creating a vibrant and beautiful landscape, choosing the right plants is crucial. Just make sure the plant is suited to your USDA Hardiness zone (check yours here). Annuals live for one year, biennials live for two years, and perennials live more than two years — from three years to hundreds of years. Perennial Plant Maintenance Tips. Shade gardens can be a challenge for any gardener. Advertisement Few things delight gardeners mor. Let's explore some other key similarities and differences between annuals and perennials. To make the correct selections for your gardens and containers, you’ll want to understand the difference between annual and perennials plants. Annuals are said to go from seed to seed in one year or growing season. where to watch winnie the pooh blood and honey If you plant perennials, they will come back after the growing season is over, while annuals will die off with the cold weather. annual plants live for one season while perennial plants may last for many years with proper care. So, let's get started so you can understand what's the difference between annuals and perennials! 1. Maintenance of Annuals and Perennials. All flowering plants follow the same basic steps in their life cycle. Also, some plants will come back each year due to the seeds or rhizomes spreading. These stunning perennial plants with their delicate flowers are a popular choice. Think of gardening like a long-distance race. Gerbera daisies are a perennial in zones 10 and 11, and they are an annual in every other hardiness zone, according to Better Homes and Gardens. Annual plants complete their life cycle within a single growing season, typically from germination to death, whereas perennial plants live for more than two years and continue to bear flowers and fruits for several seasons. Certain flowers can also be annual in one variety and perennial in another. Annual vs The main difference between annual and biennial plants is the length of their life cycle. Perennials are a popular choice among gardeners due to their ability to come back year after year.