Growing Conditions

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...

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...

Shortest of the C. verticillata hybrids. Dense mounds, bi-color red-yellow flowers. 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 to Florida). Pollinator friendly...

Coreopsis verticillata hybrid with very good hardiness, short mounds and orange-re flowers over fresh green foliage.(the flowers can have yellowish tips here and there). Very long flowering season from June to the fall. Tolerant of the heat and humidity...

Hybrid of South African perennial with orange flowers 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). Usually grows to 2.5-3' of...

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...

Large plant with bold arching silver leaves. Mostly grown as annual and combined with annual. For overwintering needs drained soil, that stay drier during the winter months (from zone 7b). Does the best in areas with somewhat cooler summers. Edible...

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...

Purple prairie clover is a showy, native North American perennial. It grows in slender-looking, upright clumps, with fine leaves and cylindrical spikes of purple flowers. Drought tolerant. This is a pollinator favorite plant - the pollen and nectar...

'Tardiflora' is similar to the species, the difference is that it blooms 2-3 week later. Best in half shade areas with not too-dry soil (likes a bit wet feet). Performs and blooms better in somewhat cooler ares (not suitable for south). Airy silver-green...

Fine-textured native grass with delicate appearance. For cooler northern areas (dislikes hotter zones than 7).  Adaptable to soil conditions, best in half shade or shade garden, tolerates dry shade! Flowers gracefully move in the wind, mature to...