Growing Conditions

Probably the most vigorous and the longest-lived red-flowering cultivar, with sterile flowers and long blooming period. Fresh green, needle-like leaves, wine red 1.5" flowers (in diameter), forms 1.5' tall and 1.5-2' wide clumps (spreads a little by...

This native wildflower is a very showy plant that has big, golden yellow flowers and a long flowering season. It grows in clumps of light green, hairy leaves. For sunny flower beds with drier/drained soils, wildflower gardens, meadows or prairies. It is...

Coreopsis major, also known as Greater Tickseed or Whorled-leaf Coreopsis, is a tough native perennial grown for its bright yellow flowers, long bloom season, and excellent performance in hot, dry conditions. It is especially useful in full sun and...

This modest and tough wildflower grows in ground-covering clumps that slowly spread by rhizomes, so in time and good conditions it can form some colonies (though it's not an aggressive spreader at all). 2" yellow flowers, dark green foliage. Coreopsis...

Another superb perennial and front-runner at the Mt. Cuba Mid-Atlantic Region Coreopsis Trials of 2015. Very late fall bloomer, compact dense clumps, tidy habitus, yellow flowers with nearly black center (1 and ¾“ across) and disease free!...

Trouble free, compact plant with a very long blooming season.Yellow, star-shaped flowers with orange discs start blooming in June. In suitable conditions freely (moderatelly) self seeds and fills the gaps. Heat and drought tolerant. Deer, rabbit and...

This excellent perennial was selected by Mt. Cuba center: "Coreopsis tripteris ‘Gold Standard’ combines all of the great attributes of the straight species, like excellent hardiness and disease resistance, with a smaller and sturdier habit...

Superior, reliable and probably the most standard Coreopsis in Europe (where it's sold under 'Grandiflora', which means "large flowering"). It received the Royal Horticultural Society’s Award of Garden Merit in 2000 (UK). Unfortunatelly variety...

Coreopsis verticillata 'Heartstrings' = 2" cream flowers have a dark reddish pink eye. The eye zone jets nearly to the tip of each petal, with flecking appearing along the veins. Great mildew resistance. Tolerant to heat, humidity and droughts...

Superb cultivar, easy to grow, favorite and often-used perennial that's highly recommended by the Mt. Cuba research center:     - in comparison to its cousin 'Zagreb', 'Moonbeam' offer airy, wide clumps that open almost like a vase...

'Zagreb' is a superb cultivar and one of the few winners of Mt. Cuba's Coreopsis trials! Here are the main reasons :     - it's the most popular and dependable perennials of all time    - the dense, spreading clumps of very fine,...

Dense wide mounds covered by rusty peach to sun tanned pink flowers. Coreopsis verticillata hybrid, vigorous and with very long flowering season from June to the fall. Good hardiness to zone 5, but also tolerant of the heat and humidity of deep south (up...

EXCELLENT NEW CULTIVAR WITH INCREDIBLE RICH FLORAL DISPLAY FOR 18 WEEKS! For it's qualities - health, growth rate, ecological value, this is the Coreopsis of the future! Must have perennial, unique hybrid of two native species - reliable and favorite...

Stunning peach-orange flowers that emerge from striking copper-colored buds, set against dark stems. Upright, wide vase shaped clump, smaller flowers in one-sided clusters in mid to late summer. Flowers for about 4-5 weeks. Natural hummingbird feeder...

Hybrid of South African perennial with bright orange flowers with reddish throat and gladiolus sword-like leaves. Upright, wide vase shaped clump, smaller flowers in one-sided clusters in mid to late summer (July-August - flowers for about 5 weeks)...

Hybrid of South African perennial with orange buds and bright rich yellow flowers and gladiolus sword-like leaves. A bit earlier blooming cultivar. Upright, wide vase shaped clump, smaller flowers in one-sided clusters in mid to late summer (July-August...

American dittany is reminiscent of oregano or marjoram. It belongs to the same mint family (Lamiaceae) but is a less common perennial in our yards. It has smaller purple tubular flowers, lovely scented leaves and stems, and a late flowering season...

More leafy than other native prairie clovers, purple-light purple flowers form prolonged ornamental seedheads (last till mid fall). Can't compete with tall competitive plants, so combine with shorter/smaller plants. Late bloomer, drought and heat...