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The Global Insight

What can I plant with Rudbeckia

Author

Mia Horton

Updated on April 12, 2026

COMPANION & UNDERSTUDY PLANTS: Try pairing Rudbeckia fulgida

What plants go well with Rudbeckia?

Some good companion plants to grow with Rudbeckia are Artemisia, aster, grasses, Helianthus, Boltonia, chrysanthemum, Eupatorium rugosum ‘Chocolate’, Solidago x Solidaster, Helenium, Crocosmia, Salvia, Eryngium, and Dahlia ‘David Howard’.

How many Rudbeckia Can I plant together?

Best planted in groups of three or more they come into flower in mid August and last through to October. Best colour is achieved in full sun although they also tolerate partial shade very well.

What plant goes well with black eyed Susan?

Black-eyed Susans will add a strong dose of golden color to a garden; a good foil for their cheery flowers is a backdrop of tawny perennials grasses. Purple flowers also complement black-eyed Susans well; interplant them with Russian sage (Perovskia atriplicifolia) or purple asters.

What can I plant with Rudbeckia and Echinacea?

Planted in masses and drifts of color, rudbeckia, crocosmia, helenium, echinacea, eryngium create drama and impact. Blooming in succession over a long season, they are interplanted with stipa and calamagrostis for a naturalistic meadow effect.

What do you do with Rudbeckia in the winter?

They are hardy in USDA zones 3 through 9. Deadheading perennial rudbeckias will also encourage continued blooming. In colder climates, cut the plants back to a few inches tall after they finish blooming. After the first hard frost, cover the plants with a foot of loose mulch, such as straw.

How does Rudbeckia spread?

Propagation & Division. Rudbeckia can be propagated by seed, but the best way to propagate them is by division. Seed: If propagating from seed, sow seeds in early to mid-fall, or early to mid-spring.

Do Black Eyed Susans and daisies grow well together?

Michaelmas Daisies are great flowers to pair with Black-eyed Susan’s because of their overlap of flowering seasons, where Michaelmas Daisies start to flower later in the summer and continue into the fall months way past Black-eyed Susans.

Can I plant Black Eyed Susans with vegetables?

Try planting Yarrow, Black Eyed Susan, Aster, and candytuft to attract insects, birds and spiders to your garden to help eliminate those bad insects. They not only add color and beauty to the vegetable garden, but attract bees, hummingbirds, and beneficial insects.

Can all flowers be planted together?

As long as you keep growing conditions, heights, bloom times, and colors under consideration, just about any flowering plant can make an excellent neighbor to another one. As the saying goes, “A flower does not think of competing to the other flower next to it.

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Is Black Eyed Susan and rudbeckia the same?

Black-eyed Susan (Rudbeckia hirta) and large coneflower, also known as cabbage leaf coneflower (Rudbeckia maxima), are both members of the Rudbeckia genus and the daisy (Compositae or Asteraceae) family. Both have daisylike flowers with dark brown centers and golden-orange rays or petals.

Is Rudbeckia same as echinacea?

Rudbeckia and echinacea are quite similar plants, both with a North American, prairie heritage, but the hairy leaves of echinea are a handy clue for distinguishing one from the other. Both are superb border perennials, combine well with ornamental grasses and are attractive to bees and butterflies.

What's the difference between rudbeckia and echinacea?

Echinacea is typically pink and black or purple and black in color, while rudbeckia is a vibrant yellow or orange with a yellow or black center. … The petals of the rudbeckia flower also grow outward, while the petals of echinacea tend to curve down and outward from the center of the flower.

Do Rudbeckia come back every year?

Rudbeckias are exceptionally easy to grow. The annual and biennial types like ‘Cherokee Sunset’ and ‘Aries’ can be grown from seed in spring, while the perennial varieties like ‘Herbstsonne’ and ‘Goldsturm’ can be planted at any time of year. … Crocosmia, penstemon and rudbeckia pot display. Plants for late-summer colour.

Can Rudbeckia be planted in a container?

Plant in a large container with moist, well-drained soil. Make sure the soil doesn’t dry out. These plants prefer full sun but they will also grow in partial sun. … Fertilize the plants in the container once a year (in the spring).

Where should I plant Rudbeckia?

Where to plant. Rudbeckias grow well in full sun. They will flower okay in light shade, but the shadier the location the less they will flower. Rudbeckias like a fertile soil that holds plenty of moisture in spring and summer.

Should I deadhead Rudbeckia?

Do not remove the faded flowers on plants that produce seed loved by birds, including Rudbeckia, cornflower and sunflower. There is no need to deadhead rose cultivars that bear hips or other plants that bear berries in the autumn.

Should I cut back Rudbeckia in autumn?

It’s a good time to cut the old foliage back to the ground. The crown (base of the plant) will remain dormant over winter and will produce fresh shoots the following spring. Dying stems can damage the crown and roots if battered about by autumn and winter gales, so they will benefit from being cut right back.

Can you divide Rudbeckia?

Tough and reliable, rudbeckias provide spectacular fountains of colour from summer and into autumn. By splitting the clumps, you can dot new colourful plants about the garden and rejuvenate the original plant.

Can I plant Black-Eyed Susans with tomatoes?

They complement a nearby perennial clump of gold-flowering rudbeckia (also known as black-eyed susans), and together they make a striking contrast to the red tomato planted nearby.

How far apart should Black-Eyed Susans be planted?

Spacing: Plant Black-Eyed Susans about 18” apart. Planting Rudbeckia from Seed: Sprinkle the seeds on top of regular seed starting mix about six weeks before the last frost date. Do not cover the seed as they need light to germinate. Plant your seedlings outdoors after any danger of frost has passed.

What are Black-Eyed Susans used for?

Black-eyed Susans have diuretic properties, which means it helps to increase the flow of urine. The stem is an effective treatment for those suffering from high blood pressure, and the entire plant treats ulcers and bodily swelling.

What other flowers go with Black-Eyed Susans?

Companion plants for this garden favorite are almost too many to list, but a few ready and reliable choices include zinnias, globe thistle, sedum, perennial hibiscus, echinacea, joe-pye weed, and ornamental grasses. The yellow and golden colors look nice near shrubs with darker foliage, like smokebush and elderberry.

What flowers go well with agapanthus?

Some of my favourite planting combinations include Miscanthus ‘Morning Light’, Stipa tenuissima, Verbena bonariensis. Aster frikartii, Gaura lindheimeri, Echinacea purpurea, and Salvia nemorosa. Agapanthus also works wonderfully when planted en masse – planted in huge drifts they look amazing.

What flowers go well with zinnias?

  • 1 – Vegetable Garden. The zinnia is by far one of the best companions for your vegetable garden. …
  • 2 – The Purple Fountain Grass. …
  • 3 – Mealy Cup Sage. …
  • 4 – The China Aster. …
  • 5 – The Dahlia. …
  • 6 – The Toothpick Weed.

Which garden plants grow well together?

Type of VegetableFriendsCabbageBeets, celery, chard, lettuce, spinach, onionsCarrotsBeans, lettuce, onions, peas, peppers, tomatoesCornClimbing beans, cucumber, marjoram, peas, pumpkins, squash, sunflowers, zucchiniOnionsCabbage, carrots, chard, lettuce, peppers, tomatoes

What flowers pair well with marigolds?

Marigolds come in vibrant yellow, red, and orange hues, which can be beautifully paired with complementary colors of other flowers in the garden landscape. Try interplanting marigolds with allium, coreopsis, roses, salvia, bachelor buttons, lavender, and geranium plants for eye-catching appeal.

Are marigolds good companion plants?

Marigold companion planting enhances the growth of basil, broccoli, cabbage, cucumbers, eggplant, gourds, kale, potatoes, squash and tomatoes. Marigold also makes a good companion plant to melons because it deters beetles. Beans and cabbage are listed as bad companion plants for marigolds.

What's another name for Rudbeckia?

Other common names for this plant include: brown-eyed Susan, brown betty, gloriosa daisy, golden Jerusalem, English bull’s eye, poor-land daisy, yellow daisy, and yellow ox-eye daisy.

Should you pinch out Rudbeckia?

Keep perennials compact Chopping back perennials in late-spring will make bushier plants that flower later on in the season and often flower more prolifically. … To do this, cut or pinch back plants by half. Sedum, rudbeckia, echinacea, helenium and golden rod will all respond well to this technique.

Where is the best place to plant black-eyed Susans?

Where to Plant Black-Eyed Susans. Black-eyed Susans grow best in full sun (at least 6 to 8 hours per day). They can tolerate some shade, but you might eventually find them stretching and spreading toward the light.