Coreopsis grandiflora, C. lanceolata, C. roseus
Coreopsis plants are gratifying to grow. First-year flowering perennials require little care, bloom over an exceptionally-long season.
RISING SUN Coreopsis Coreopsis grandiflora
Sunny-yellow, semi-double, 2 in. flowers with deep red highlights. Rising Sun is earlier to bloom than most coreopsis, flowers appear in mid spring, continue to bloom into fall. The 18 in. high, 24 in. wide plants show extraordinary tolerance to both heat and drought. Flowers first year from seed. Winter hardy to Zone 4. A Fleuroselect Gold Medal winner (Europe's top prize).
SUN UP CoreopsisCoreopsis grandiflora
Masses of vibrant-yellow, semi-double, 2 in. flowers from mid spring through early fall. One of the earliest coreopsis to bloom, Sun Up forms naturally-rounded, tidy plants. Grows 10-12 in. high, 12-14 in. wide.
Sun Up is an improved, more compact Early Sunrise coreopsis. First-year blooming plants demonstrate remarkable resistance to heat and drought. Winter hardy to Zone 4. A Fleuroselect Novelty winner.
SUNFIRE CoreopsisCoreopsis grandiflora
Golden-yellow, 2 in. flowers, present a bright-burgundy bullseye. Early-blooming, heavy-flowering, compact, both heat & drought tolerant, Sunfire coreopsis is a rewarding, easy to grow perennial. Blooms first summer from seed, continues to flower until frost. Plants grow 16-20 in. high, 2 ft. wide. Winter hardy to zone 4. Sunfire coreopsis is a Fleuroselect Quality Mark winner.
STERNTALER CoreopsisCoreopsis lanceolata
Particularly striking, 2-3 in., golden blooms with mahogany brown highlights. The 15-18 in. tall, easy-to-grow, drought-tolerant plants are heavy flowering; waves of showy bloom from May to October. Sterntaler coreopsis is a top performer for borders or pots. Grows nicely with Hakone White balloon flower, big betony, Chinese fountain grass, White Swan Echinacea, and Stoke's aster. Winter hardy to zone 4.
SUNBURST CoreopsisCoreopsis lanceolata
Bright, semi-double, golden-yellow, 2-3 in. flowers in summer and fall. Easy to grow, Sunburst coreopsis can bloom within 11 weeks from sowing. Plants grow to 3 ft. tall, are winter hardy to zone 4.
AMERICAN DREAM CoreopsisCoreopsis roseus
Unlike other coreopsis, American Dream grows best in mild climates. In warm climates afternoon shade is preferred. Needs regular water. Spreading, 18-24 in. tall plants are blanketed in rosy-pink, yellow centered, 1 in., single daisies all summer. American Dream coreopsis blooms the first year when started early. Use at the front of the border, or in containers. Winter hardy to zone 4.
How to Plant Coreopsis Seeds
Sow coreopsis seeds in cell packs or flats, press into soil but do not cover. Needs light to germinate. Kept at 65° F., germination is in 21-30 days. Transplant into the garden 1-1.5 ft. apart.
Growing Coreopsis: Full Sun. Sterntaler, Sunfire, and Sunburst Coreopsis are heat and humidity tolerant; thrive with moderate to little water. American Dream likes mild summer temperatures, afternoon shade in warm climates and moist, even wet soil. Coreopsis plants are first year flowering perennials. Low maintenance, shear plants back occasionally to promote continuous flowering. Coreopsis are rabbit and deer resistant plants. coreopsis flowers attract bees, birds and butterflies.