About
Coreopsis tripteris is a robust perennial that can reach heights of up to 2 meters. It features fragrant foliage that is segmented into three slender lobes. The plant produces individual flower heads measuring up to 5 centimeters in diameter, characterized by vibrant yellow ray florets encircling a central brown disc. These flowers appear on straight stems from mid-summer through autumn.
About the genus
Coreopsis includes both annual and perennial species, characterized by their paired, simple leaves that may be palmate or pinnately divided. They produce elongated flower heads that resemble daisies and are borne on long stalks.
Growing conditions
- Sunlight
- Full sun, Partial shade
- Soil type
- Loam, Sand, Chalk
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H5
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming, Columnar upright
- Foliage
- Deciduous
- Height
- 1.5-2.5 metres
- Spread
- 1.5-2.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, Prairie planting, Wildlife gardens, Wildflower meadow, City and courtyard gardens
- Native to
- Eastern North America
Care notes
- Cultivation
- Grow in fertile, well-drained soil in full sun or partial shade
- Pruning
- Cut old stems back to their bases as they die back at the end of the year
- Propagation
- Propagate by seed sown in late winter or propagate by division in early spring or root basal cuttings in spring
- Pest resistance
- May be susceptible to slugs and snails
- Disease resistance
- Generally disease-free