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Companion Plants for Rudbeckia: A Comprehensive Guide

companion plants for rudbeckia

Rudbeckia, commonly known as black-eyed Susan, is a beautiful and easy-to-grow perennial plant that adds color to any garden. However, like any other plant, it needs the right companions to thrive. In this article, we will discuss some of the best companion plants for rudbeckia.

Why Companion Planting Is Important

Companion planting is the practice of planting two or more plants together to improve their growth and productivity. When plants are grown together, they can help each other by repelling pests, attracting beneficial insects, providing shade, and adding nutrients to the soil.

Companion Plants for Rudbeckia

1. Echinacea (Coneflower)

Echinacea is one of the best companion plants for rudbeckia. Both plants belong to the same family, and they complement each other perfectly. Echinacea attracts pollinators like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil, making it easier for the roots of rudbeckia to grow.

How to Plant Echinacea with Rudbeckia

To plant echinacea with rudbeckia, make sure you choose a sunny spot in your garden. Plant echinacea about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

2. Butterfly Weed

Butterfly weed, also known as Asclepias tuberosa, is a great companion plant for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep taproot that helps to loosen the soil and improve drainage.

How to Plant Butterfly Weed with Rudbeckia

To plant butterfly weed with rudbeckia, choose a sunny spot in your garden. Plant butterfly weed about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

3. Salvia

Salvia is a beautiful perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Salvia with Rudbeckia

To plant salvia with rudbeckia, choose a sunny spot in your garden. Plant salvia about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

4. Liatris (Blazing Star)

Liatris, also known as blazing star, is a tall, spiky plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also adds height and texture to the garden.

How to Plant Liatris with Rudbeckia

To plant liatris with rudbeckia, choose a sunny spot in your garden. Plant liatris about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

5. Coreopsis (Tickseed)

Coreopsis, also known as tickseed, is a colorful and easy-to-grow perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Coreopsis with Rudbeckia

To plant coreopsis with rudbeckia, choose a sunny spot in your garden. Plant coreopsis about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

6. Russian Sage

Russian sage is a beautiful and fragrant perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Russian Sage with Rudbeckia

To plant Russian sage with rudbeckia, choose a sunny spot in your garden. Plant Russian sage about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

7. Sedum (Stonecrop)

Sedum, also known as stonecrop, is a drought-tolerant perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Sedum with Rudbeckia

To plant sedum with rudbeckia, choose a sunny spot in your garden. Plant sedum about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

8. Goldenrod

Goldenrod is a tall, spiky plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also adds height and texture to the garden.

How to Plant Goldenrod with Rudbeckia

To plant goldenrod with rudbeckia, choose a sunny spot in your garden. Plant goldenrod about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

9. Joe-Pye Weed

Joe-Pye weed is a tall, spiky plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also adds height and texture to the garden.

How to Plant Joe-Pye Weed with Rudbeckia

To plant Joe-Pye weed with rudbeckia, choose a sunny spot in your garden. Plant Joe-Pye weed about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

10. Baptisia (False Indigo)

Baptisia, also known as false indigo, is a beautiful perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Baptisia with Rudbeckia

To plant baptisia with rudbeckia, choose a sunny spot in your garden. Plant baptisia about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

11. Yarrow

Yarrow is a drought-tolerant perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also adds height and texture to the garden.

How to Plant Yarrow with Rudbeckia

To plant yarrow with rudbeckia, choose a sunny spot in your garden. Plant yarrow about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

12. Phlox

Phlox is a beautiful and fragrant perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Phlox with Rudbeckia

To plant phlox with rudbeckia, choose a sunny spot in your garden. Plant phlox about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

13. Catmint

Catmint is a beautiful and fragrant perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Catmint with Rudbeckia

To plant catmint with rudbeckia, choose a sunny spot in your garden. Plant catmint about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

14. Liriope (Lilyturf)

Liriope, also known as lilyturf, is a low-growing perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also adds texture to the garden.

How to Plant Liriope with Rudbeckia

To plant liriope with rudbeckia, choose a sunny spot in your garden. Plant liriope about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.

15. Sedum 'Autumn Joy'

Sedum 'Autumn Joy' is a beautiful and easy-to-grow perennial plant that makes a great companion for rudbeckia. It attracts beneficial insects like bees and butterflies, which help to pollinate the flowers of rudbeckia. It also has a deep root system that helps to loosen the soil and improve drainage.

How to Plant Sedum 'Autumn Joy' with Rudbeckia

To plant sedum 'Autumn Joy' with rudbeckia, choose a sunny spot in your garden. Plant sedum 'Autumn Joy' about 12-18 inches away from the rudbeckia plant. Water regularly and mulch around the plants to keep the soil moist.


Companion planting is an excellent way to improve the growth and productivity of your garden. When it comes to rudbeckia, there are many great companion plants that you can choose from. By planting these plants together, you can create a beautiful and thriving garden that will attract beneficial insects and add color to your landscape.

FAQs

1. Can I plant rudbeckia with other sun-loving flowers?

Yes, you can plant rudbeckia with other sun-loving flowers like cosmos, zinnias, and marigolds.

2. How far apart should I plant rudbeckia and its companions?

Plant rudbeckia and its companions about 12-18 inches apart.

3. Do I need to water my companion plants as often as I water my rudbeckia plants?

Yes, it's important to water all your plants regularly to keep the soil moist.

4. How often should I fertilize my rudbeckia and its companion plants?

Fertilize your plants once a month during the growing season.

5. Can I use mulch around my rudbeckia and its companion plants?

Yes, mulch helps to retain moisture in the soil and suppress weeds.

Great, let's begin!

When it comes to companion plants for rudbeckia, there are several options that you can consider depending on your specific needs and preferences. Here are some ideas:

  1. Echinacea: Also known as coneflower, echinacea is a perfect companion plant for rudbeckia because it has similar growing requirements and looks great when planted together. Both plants thrive in full sun and well-draining soil, making them an ideal pairing for any garden.

  2. Salvia: Another great option for companion planting with rudbeckia is salvia. This herbaceous perennial produces striking blue or purple flowers that contrast beautifully with the bright yellow petals of the rudbeckia. Salvia also attracts pollinators like bees and butterflies, making it an excellent choice if you want to encourage wildlife in your garden.

  3. Coreopsis: If you're looking for a low-maintenance companion plant for rudbeckia, coreopsis might be just what you need. This hardy perennial produces masses of small, daisy-like flowers in shades of yellow, orange, and red. It's also drought-tolerant and easy to care for, making it perfect for busy gardeners who want to create a beautiful and low-fuss garden.

  4. Black-eyed Susan vine: For those who prefer to grow their rudbeckia in containers or hanging baskets, the black-eyed Susan vine is an excellent choice as a companion plant. This annual vine produces delicate, star-shaped flowers in shades of yellow and white that complement the bold blooms of the rudbeckia perfectly. Plus, it's easy to train the vines to grow up trellises or other supports, creating a stunning vertical display.

I hope these suggestions help you choose the perfect companion plants for your rudbeckia. Let me know if you have any further questions, and I'll be happy to assist you. Sure, I'm here and ready to chat! What's on your mind today?

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