Skip to Content

30 Flowers That Can Improve Your Gardens Biodiversity (And 10 Varieties To Avoid)

30 Flowers That Can Improve Your Gardens Biodiversity (And 10 Varieties To Avoid)

Sharing is caring!

Enhancing your garden’s biodiversity has been such a rewarding journey for me. It’s like I’m creating my own little wildlife sanctuary!

From flowers that attract bees to those that support local birds, I’ve learned that every plant plays a crucial role.

With these 30 beneficial flowers and 10 to avoid, you can cultivate a garden that’s both beautiful and full of life.

Whether you’re a seasoned gardener or just starting, it’s exciting to see how plants can support pollinators and wildlife.

1. Black-eyed Susan

© Flower Patch Farmhouse

Ever thought about adding a splash of gold to your garden? Black-eyed Susan, with its striking yellow petals and dark center, does just that.

This flower isn’t just eye-catching; it’s a magnet for bees and butterflies. Black-eyed Susans are hardy and low-maintenance, making them a perfect addition to any garden.

Plant these in clusters for a more dramatic effect. Their ability to attract pollinators helps increase your garden’s biodiversity, supporting the ecosystem in a simple yet beautiful way.

2. Purple Coneflower

© Bulk Wildflower Seeds

Looking to add a touch of elegance and ecological value to your garden? Purple Coneflower, known for its drooping purple petals and spiny centers, is an excellent choice.

These flowers are wonderful for attracting bees and butterflies, essential pollinators in maintaining biodiversity.

The Purple Coneflower is also a tough plant that withstands drought, making it both beautiful and practical. By planting these, you are fostering a healthy and diverse garden environment that’s sure to thrive.

3. Bee Balm

© How Sweet It Is – Produce Market & Garden Center

Why not invite some buzzing guests into your garden? Bee Balm is a stunning flower that offers color and a sweet fragrance, irresistible to bees and hummingbirds.

This plant is a must-have for any garden aiming to boost biodiversity. Bee Balm’s tubular flowers are perfect for pollinator feeding, making it an essential contributor to ecosystem health.

It’s not just about looking good; it’s about creating a lively and balanced environment right in your backyard.

4. Blanket Flower

© Easy To Grow Bulbs

Blanket Flowers are your go-to for a carefree, colorful garden. Known for their fiery colors, these flowers require minimal care and attract a variety of pollinators.

Their long blooming season ensures that bees and butterflies have a consistent food source. Blanket Flowers are especially valuable for maintaining biodiversity due to their resilience and adaptability.

Plant them in sunny spots, and watch your garden buzz with life. Their cheerful presence and ecological benefits make them a garden favorite.

5. Aster

© Annie’s Heirloom Seeds

Aster brings a late-season burst of color that brightens any garden. These flowers, with their star-shaped blossoms, offer food for pollinators when other plants have withered.

In my experience, Asters are crucial for sustaining garden biodiversity into the fall. Their varied colors and forms add interest and support to local wildlife.

Plant them in masses for a show-stopping effect, and enjoy the lively garden activity they attract. Asters are truly unsung heroes in the biodiversity realm.

6. Milkweed

© Hamilton Native Outpost

Ever consider providing a haven for monarch butterflies? Milkweed is their host plant and plays a pivotal role in their life cycle.

This flower isn’t just about looks; it’s a lifeline for monarchs and numerous other pollinators. Milkweed’s clusters of pink or orange flowers are both beautiful and functional.

By incorporating Milkweed into your garden, you’re creating a sanctuary for these essential creatures, thus enhancing your garden’s biodiversity one plant at a time.

7. Wild Columbine

© Created by Nature

Fancy a touch of magic in your garden? Wild Columbine, with its delicate, nodding flowers, adds a unique charm. These flowers thrive in shaded areas, providing a splash of color where other plants might struggle.

Wild Columbine is excellent for attracting hummingbirds, adding dynamic movement to your garden. By planting these, you support a diverse range of wildlife, enriching your garden’s ecosystem.

Enjoy the playful elegance of Wild Columbine and its positive impact on biodiversity.

8. Liatris

© White Flower Farm

Liatris, with its tall spikes of lavender blooms, offers a stylish vertical element to any garden. What makes Liatris cool is its ability to draw in butterflies and bees, essential for a healthy ecosystem.

These flowers are drought-tolerant and thrive in sunny spots. By planting Liatris, you’re adding both aesthetic appeal and ecological value.

Their presence ensures that your garden remains a lively space, buzzing with pollinator activity, and rich in biodiversity.

9. Butterfly Weed

© Bulk Wildflower Seeds

Imagine a sea of orange fluttering with butterfly activity. Butterfly Weed is not only a visual delight but an ecological powerhouse. Perfect for sunny gardens, this flower attracts a host of pollinators.

Have you ever wondered how to support monarch butterflies? Butterfly Weed is a key player in their conservation.

Its sturdy nature and fancy blooms make it a garden favorite. By planting Butterfly Weed, you’re actively contributing to a diverse and balanced ecosystem.

10. Goldenrod

© Grow Native!

Goldenrod offers a splash of late-season color, much needed as summer fades. This plant is often misunderstood, blamed for allergies when it’s actually an ecological gem.

Goldenrod supports a wide range of pollinators and acts as a host plant for many insects. It’s a cool addition to any garden, providing structure and a food source for wildlife.

Plant Goldenrod in groups for maximum impact, ensuring your garden remains a buzzing hub of biodiversity.

11. Lobelia

© White Flower Farm

Lobelia’s intense blue flowers bring a touch of class to any garden. Have you ever seen a color so bright? These flowers are not just about aesthetics. They offer nectar for hummingbirds and bees.

Lobelia thrives in moist, shaded areas, making it a versatile choice for enhancing biodiversity. This plant’s ability to attract a variety of pollinators makes it invaluable.

Add Lobelia to your garden, and enjoy the dynamic and diverse ecosystem it supports, all while brightening your landscape.

12. Rudbeckia

© Midwest Groundcovers

Rudbeckia, often mistaken for its cousin, Black-eyed Susan, offers a cheerful presence in any garden. Its sunny disposition is matched by its ecological importance.

These flowers attract bees, butterflies, and even birds that feed on their seeds. Rudbeckia is a resilient choice, tolerating a range of conditions while supporting biodiversity.

By including Rudbeckia, you’re ensuring that your garden remains a thriving habitat. Its bright blooms are more than just eye-candy; they’re a beacon for wildlife.

13. Sedum

© Fast Growing Trees

Sedum is the epitome of low-maintenance elegance. Its succulent leaves and star-shaped flowers attract a variety of pollinators.

This plant is excellent for rock gardens and sunny borders. By planting Sedum, you contribute to a diverse garden ecosystem, providing essential sustenance for bees and butterflies.

Its drought-resistant nature ensures it remains a garden staple, offering beauty and ecological benefits with minimal effort.

14. Salvia

© Select Seeds

Salvia offers a burst of color and a haven for pollinators. Ever wonder how to keep bees happy all summer? Salvia’s spikes are the answer.

This flower is a magnet for bees and hummingbirds, making it an ecological asset. With its drought-resistant qualities, Salvia is both practical and pretty.

Planting Salvia enriches your garden’s biodiversity, ensuring it remains a lively, balanced environment. Its presence adds a touch of magic and sustainability to your outdoor space.

15. Phlox

© Fieldstone Gardens Inc

Phlox, with its fragrant blooms, offers a delightful sensory experience. These flowers come in a variety of colors, attracting butterflies and hummingbirds.

How cool is it that Phlox thrives in sun or partial shade? This versatility makes it an excellent choice for enhancing garden biodiversity.

With Phlox, you provide a haven for pollinators, ensuring your garden remains dynamic and diverse. Its charming presence and ecological value make Phlox a must-have for any garden enthusiast.

16. Marigold

© Frolic and Fare

Marigolds are garden classics, known for their bright flowers and ability to ward off pests. In my garden, they’ve been a staple for years.

These flowers not only add color but support biodiversity by attracting beneficial insects. Marigolds’ hardy nature makes them perfect for various garden conditions.

By incorporating Marigolds, you’re enhancing your garden’s ecosystem while adding a splash of cheer. Their dual role in beauty and ecological functionality is why they’re beloved by gardeners everywhere.

17. Zinnia

© Burpee

Zinnias are like the party planners of the garden world, always bringing life and color. Their bright blooms attract a range of pollinators, including bees and butterflies.

Zinnias are easy to grow and provide a long blooming season, offering consistent support to your garden’s biodiversity. Plant them in masses for a classy visual impact and a thriving ecological environment.

With Zinnias, your garden becomes a lively and colorful hotspot for pollinators, enhancing its overall health and aura.

18. Clover

© Creek Stewart

Clover isn’t just for fields; it’s a secret weapon for garden biodiversity. These small flowers are a powerhouse for attracting bees, crucial for pollination.

Clover fixes nitrogen in the soil, improving fertility and supporting the growth of surrounding plants. By planting Clover, you create a more sustainable garden environment.

Its subtle beauty and ecological benefits make Clover an excellent choice for any gardener looking to enhance their garden’s biodiversity with minimal effort.

19. Sunflower

© The Martha Stewart Blog

Sunflowers are the giants of the garden, offering both beauty and ecological value. Ever thought about how these towering flowers support biodiversity?

Their large heads attract bees and birds, crucial components of a healthy ecosystem. Sunflowers are easy to grow and provide seeds for wildlife, making them an invaluable asset.

Why not add some sunny charm to your garden? Plant Sunflowers, and watch your garden transform into a sanctuary for a variety of pollinators.

20. Borage

© The Plant Good Seed Company

Borage is like the secret ingredient for a biodiverse garden. Its star-shaped blue flowers are a hit with bees, ensuring your garden buzzes with activity.

Borage is also known for improving soil health, making it a dual-purpose plant. This flower is easy to grow and brings a touch of class to any garden.

By planting Borage, you’re supporting pollinators while enhancing your garden’s ecology. Think of it as adding a little magic to your outdoor space, benefiting nature and beauty alike.

21. Lavender

© Fast Growing Trees

Lavender offers more than just its famous fragrance. This plant is a powerhouse for attracting pollinators, especially bees and butterflies.

Its calming scent and purple blooms make it a favorite in any garden. Lavender is drought-tolerant and thrives in well-drained soil, providing a low-maintenance option for enhancing biodiversity.

By planting Lavender, you’re creating a haven for pollinators while enjoying its soothing presence. Its dual benefits of beauty and ecological impact make Lavender an essential garden addition.

22. Snapdragon

© Westmount Florist

These charming plants come in an array of colors, making them perfect for adding a splash of color. With their spiky stalks, they create a striking presence.

Snapdragons are not just visually appealing. They also attract pollinators, including bees and butterflies. Their flowers provide nectar, which is crucial for the survival of these insects.

They thrive in sunny spots and well-drained soil. To keep them blooming, deadhead spent flowers regularly. This encourages more blooms and keeps the plants looking tidy.

23. Yarrow

© Better Homes & Gardens

Yarrow brings a touch of elegance with its feathery foliage and flat-topped clusters of flowers. This plant isn’t just for looks; it attracts beneficial insects, aiding in natural pest control.

Yarrow is drought-tolerant and thrives in poor soil, making it a tough yet attractive choice. By planting Yarrow, you’re adding both beauty and ecological value to your garden.

Its ability to support a range of pollinators ensures your garden remains a thriving, biodiverse space, with minimal maintenance required.

24. Cosmos

© Vermont Wildflower Farm

Cosmos are like the dancers of the garden, always moving with the wind. In my garden, they’ve added a touch color.

These flowers attract bees and butterflies, essential for maintaining biodiversity. Cosmos are easy to grow and offer a long blooming season, providing consistent support to your garden’s ecosystem.

Plant them in masses for a colorful display and a thriving pollinator environment. With Cosmos, your garden transforms into a lively sanctuary for nature.

25. Calendula

© Burpee

Calendula, known for its cheerful blooms, is a garden favorite for many reasons. These flowers attract beneficial insects, aiding in pest control and supporting biodiversity.

Calendula is easy to grow and offers a long blooming season, adding consistent beauty and ecological value to your garden. Calendula is enhancing your garden’s ecosystem while enjoying its presence.

Its dual role in supporting pollinators and adding color makes Calendula a must-have for any garden enthusiast.

26. Sweet Alyssum

© Flawn Seed Kits

Sweet Alyssum brings a sweet fragrance and a touch of class to any garden. Ever thought about how these tiny blooms can pack such a punch?

They attract a variety of pollinators, essential for a healthy ecosystem. Sweet Alyssum thrives in sunny spots and acts as a natural pest deterrent.

By planting Sweet Alyssum, you’re adding both beauty and ecological value to your garden. Its presence ensures your garden remains lively and balanced, buzzing with pollinator activity.

27. Chamomile

© Annie’s Heirloom Seeds

Chamomile offers more than just its calming tea potential. These flowers attract beneficial insects, adding to your garden’s biodiversity.

Chamomile is easy to grow and thrives in various conditions, making it a versatile choice for enhancing your garden’s ecology.

You’re not only enjoying its soothing scent but also supporting a diverse ecosystem. Its dual benefits make Chamomile a valuable addition to any garden, providing both beauty and ecological support.

28. Heliotrope

© DIY Center

Heliotrope is known for its intoxicating scent and deep purple blooms. This flower doesn’t just add fragrance; it attracts bees and butterflies, boosting your garden’s biodiversity.

Heliotrope thrives in sunny locations, making it a perfect choice for enhancing ecological health. By planting Heliotrope, you’re creating a fragrant and lively environment, supporting a range of pollinators.

Its aroma and visual appeal make Heliotrope a standout choice, adding both beauty and ecological value to your garden.

29. Coreopsis

© White Flower Farm

Coreopsis offers a burst of sunshine with its bright yellow flowers. These blooms are not only beautiful but attract a host of pollinators, supporting biodiversity.

Coreopsis is drought-tolerant and thrives in sunny spots, making it a practical choice for any gardener. By planting Coreopsis, you’re adding both visual appeal and ecological value to your garden.

Its ability to attract bees and butterflies ensures your garden remains a lively, balanced space, enhancing its overall health and beauty.

30. California Poppy

© Las Pilitas Nursery

California Poppies are like the wild west of the garden. Ever wanted to add a splash of orange to your landscape?

These flowers attract bees and butterflies, essential for maintaining biodiversity. California Poppies are easy to grow and thrive in sunny locations, offering a burst of color and ecological support.

By planting them, you’re enhancing your garden’s ecosystem while enjoying their bright presence. Their carefree nature and ecological benefits make them a garden favorite.

31. Japanese Knotweed

© Inspectas Land Remediation

Japanese Knotweed might seem like an exotic addition, but beware, it’s invasive and a nightmare for biodiversity.

In my experience, this plant quickly takes over, crowding out native species and disrupting local ecosystems. It’s essential to remove Knotweed from your garden to protect its ecological balance.

Avoid planting it at all costs, as it offers no benefits to biodiversity. Instead, focus on native plants that support and enhance local wildlife. Japanese Knotweed is a cautionary tale in garden management.

32. Himalayan Balsam

© Southwick Country Park Nature Reserve

Himalayan Balsam might look lovely, but it’s a wolf in sheep’s clothing. This invasive species outcompetes native plants, reducing biodiversity.

Its rapid growth and seed dispersal make it a problematic addition to any garden. By avoiding Himalayan Balsam, you’re protecting your garden’s ecological balance.

Instead, opt for native species that support local wildlife. Be wary of its charming appearance; it conceals a threat to your garden’s health. Choosing wisely ensures a thriving and balanced ecosystem.

33. Morning Glory (Invasive Varieties)

© Santiva Chronicle

Morning Glory can be a garden delight, but invasive varieties are another story. These fast-growing vines quickly dominate, overshadowing other plants.

Ever struggled with a plant that just won’t quit? Invasive Morning Glories are notorious for their tenacity, making them a poor choice for biodiversity.

By avoiding these varieties, you’re preserving your garden’s ecological health. Instead, choose non-invasive alternatives that enhance biodiversity.

34. Purple Loosestrife

© Outsidepride.com

Purple Loosestrife might catch your eye, but it’s a biodiversity buster. This invasive plant thrives in wetlands, outcompeting native species and reducing habitat quality.

Have you ever wondered how one plant can impact an entire ecosystem? By avoiding Purple Loosestrife, you’re safeguarding your garden’s ecological balance.

Opt for native plants that support local wildlife and enhance biodiversity. It’s about being mindful and making choices that benefit the environment, ensuring your garden remains a healthy and diverse haven.

35. Yellow Archangel

© Naturescape

Yellow Archangel might seem like a charming woodland plant, but its invasive tendencies are anything but. This plant spreads rapidly, outcompeting native flora and reducing biodiversity.

Avoid planting Yellow Archangel to protect your garden’s ecological balance. Instead, choose native species that support local wildlife and promote a thriving ecosystem.

Its seemingly innocent appearance belies its harmful impact, serving as a reminder to be mindful of plant choices. Ensuring a healthy garden starts with planting responsibly.

36. Chinese Lantern

© Garden Zeus

Chinese Lanterns might add a fancy touch, but they come with a price. These plants spread aggressively, overshadowing native species and disrupting local ecosystems.

Chinese Lanterns are notorious for their invasiveness, making them a poor choice for biodiversity. By avoiding them, you’re protecting your garden’s ecological health.

Instead, opt for native plants that support wildlife and enhance biodiversity. Responsible planting ensures a thriving and balanced garden.

37. Butterfly Bush

© Plants by Mail

Butterfly Bush might sound beneficial, but it’s often invasive, overshadowing native plants. While it attracts butterflies, its aggressive nature disrupts local ecosystems.

Avoid Butterfly Bush and instead plant native species that support biodiversity without overpowering your garden. Responsible choices lead to a healthier ecosystem.

It’s about balancing beauty with ecological impact, ensuring your garden remains a thriving haven for local wildlife.

38. English Ivy (Flowering Varieties)

© Shelterwood Forest Farm

English Ivy, especially flowering varieties, can be a garden nuisance. Its aggressive growth smothers native plants, reducing biodiversity.

Flowering English Ivy is notorious for its ability to dominate. Avoid planting it to preserve your garden’s ecological balance. Choose native species that enhance biodiversity and support local wildlife.

It’s about making informed decisions to ensure a healthy, diverse garden environment. Responsible planting leads to a more balanced and thriving ecosystem.

39. Lavender (Invasive Varieties)

© Veranda

Lavender is beloved, but invasive varieties can be problematic. These plants outcompete native flora, reducing biodiversity.

Invasive Lavender varieties are best avoided to preserve your garden’s ecological health. Instead, plant non-invasive Lavender that supports pollinators without overpowering the space.

Making smart choices ensures your garden remains a balanced, thriving environment. It’s all about enhancing beauty while protecting biodiversity.

40. Orange Daylily

© Tennessee Wholesale Nursery

Orange Daylilies might be pretty, but they’re garden bullies. In my experience, they spread aggressively, crowding out more delicate native species.

It’s essential to avoid planting them to protect your garden’s ecological balance. Opt for native plants that support and enhance local biodiversity.

Orange Daylilies serve as a reminder of the importance of mindful gardening choices. Ensuring a healthy garden starts with planting responsibly.