Calliopsis (Coreopsis, Tickseed)
Coreopsis tinctoria. ASTERACEAE (COMPOSITAE).
Planting and Growing Calliopsis
You’ll find everything you need to know to plant and grow calliopsis in the accompanying table’s tabs:
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- Flowers, foliage, and root structure of calliopsis
- Plant hardiness and growing conditions for calliopsis
- Season of bloom and planting time for calliopsis
- When, how deep, and where to plant calliopsis
- How to plant calliopsis
- Watering, fertilizing, care, and pests or diseases of calliopsis
- Landscape and container uses of calliopsis
- Comments about calliopsis and its features
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Growing Calliopsis
Many cultivars of upright, branching, narrow annual herbs, 18–36 in. (45–90 cm) tall. Opposite, smooth, green, divided, feathery leaves, to 6 in. (15 cm) long, with narrow, cosmoslike leaflets, to 1 in. (25 mm) long.
Common cultivars include Coreopsis tinctoria ‘Carmen’, ‘Double Flower’, ‘Mardi Gras Dwarf’, ‘Tall Mixed Colors’, and ‘Zagreb’.
Planting and Care Guide
Blooms
Showy, brown, gold, red, yellow, daisylike or saucer-shaped, single- or double-petaled flowers, to 2 in. (50 mm) wide, with brown, deep red centers, in spring–early autumn.
Best Climates
Self-seeding, zones 4–9.
Soil Type and Fertility
Damp to dry, well-drained, sandy soil. Fertility: Average. 6.5–7.5 pH.
Where and How to Plant
Spring in full sun, 6–12 in. (15–30 cm) apart, after frost hazard has passed. Plant successions to prolong bloom.
Proper Care
Easy. Keep damp; allow soil surface to dry between waterings. Drought tolerant. Fertilize quarterly. Deadhead spent flowers to prolong bloom. Propagate by seed.
About This Plant
Good choice for accents, beds, borders, fencelines in arid, cottage, meadow, seaside gardens. Attracts birds. Good for cutting. Pest and disease resistant.