21 of the Best Companion Plants for Coneflowers


These coneflower companions bloom from early summer to fall and the seed heads are attractive to foraging birds at season’s end.

A close up of a packet of black-eyed Susan seeds with a hand-drawn illustration on the right and some text on the left.A close up of a packet of black-eyed Susan seeds with a hand-drawn illustration on the right and some text on the left.

Black-Eyed Susans

Black-Eyed Susan seeds are available from Botanical Interests.

Our black-eyed Susan growing guide has more details.

5. Blazing Star

Blazing star, Liatris spicata, aka gayfeather, liatris, and prairie star, is a North American native perennial with lavender, pink, purple, or white blossoms that cluster like bottle brushes at the tips of two- to four-foot stems.

Plants are 15 to 18 inches wide and make excellent companions for coneflowers.

Blazing star blooms from mid to late summer and is hardy in Zones 3 to 9.

A close up of two 'Z-Scape' liatris flower heads isolated on a white background.A close up of two 'Z-Scape' liatris flower heads isolated on a white background.

‘Z-Scape’ Blazing Star

‘Z-Scape’ is a cultivar that provides vertical drama with vibrant purple spikes.

Seeds in a variety of packet sizes are available from True Leaf Market.

See our guide to growing blazing star for more information.

6. Boneset

Boneset, Eupatorium perfoliatum, is a North American native perennial in the aster family.

Its flattened umbels of copious, fluffy white flowers bloom from midsummer to fall, attracting all kinds of pollinators.

A close up square image of the white flowers of boneset growing in the garden pictured on a soft focus background.A close up square image of the white flowers of boneset growing in the garden pictured on a soft focus background.

Boneset

Depending on the variety, these coneflower companion plants may reach dimensions of six feet tall and four feet wide. They are best suited to Zones 3 to 8.

You can find boneset seeds in packets of 100 available from Earthbeat Seeds.

Our boneset growing guide has cultivation instructions.

7. Catmint

Long-blooming Catmint, Nepeta spp., is an herb in the mint family with spikes of bluish-lavender or pink blossoms that bloom from spring to fall.

The flowers and leaves are edible. Another favorite of pollinators, catmint is a welcome coneflower companion that repels pests, including aphids and squash bugs.

Suited to Zones 3 to 9, plants mature to a height of two to four feet tall with a spread of four feet.

A close up square image of 'Blue Moon' catmint growing in the summer garden pictured on a soft focus background. To the bottom right of the frame is a white circular logo with text.A close up square image of 'Blue Moon' catmint growing in the summer garden pictured on a soft focus background. To the bottom right of the frame is a white circular logo with text.

‘Blue Moon’ Catmint

‘Blue Moon’ offers mounds of upright spikes laden with tubular lavender blossoms that play well with daisy-like companion blooms.

You can find ‘Blue Moon’ seeds available from True Leaf Market.

See our guide to growing catmint for details.

8. Coreopsis

Coreopsis spp., aka tickseed, is a spring to fall blooming annual or perennial in the aster family suited to Zones 4 to 10.

Wiry stems sport daisy-like flowers with cream, pink, red, yellow, or bicolored rays around a central disk of tightly packed cylindrical blossoms.

Mature dimensions vary from one to three feet tall and wide.

A close up of red 'Mercury Rising' coreopsis flowers growing in the garden.A close up of red 'Mercury Rising' coreopsis flowers growing in the garden.

‘Mercury Rising’ Coreopsis

Showy ‘Mercury Rising’ boasts luxurious, velvety wine-red rays highlighted by white tips that contrast beautifully with coneflowers.

You can find ‘Mercury Rising’ plants available from Burpee.

Our coreopsis growing guide has more information.

9. Cosmos

Cosmos, Cosmos spp., are summer to fall blooming annuals for Zones 2 to 11.

These members of the aster family have fine, airy foliage and feature delicate, broad, toothed rays around a central disk.

The palette includes orange, pink, purple, red, white, yellow, and bicolor combinations.

Plants grow one to six feet tall and one to three feet wide.

A close up of a packet of Sea Shells Blend cosmos seeds with white, pink, and red flowers hand-drawn on the right of the frame and text to the left.A close up of a packet of Sea Shells Blend cosmos seeds with white, pink, and red flowers hand-drawn on the right of the frame and text to the left.

Seashells Blend Cosmos

Seashells Blend offers a “pretty in pink” tissue-paper panorama of rose- and white-hued fluted, torn-edge rays, adding texture amongst the coneflowers.

Seashells Blend cosmos seeds are available from Botanical Interests.

See our guide to growing cosmos for cultivation details.

10. Daylilies





Source link

Scroll to Top