Got coreopsis? 10 mandatory spring care tips for nonstop bright yellow blooms all summer

8. Deadhead Strategically in Late Spring to Trigger Nonstop Buds
Deadheading, or removing spent flowers, encourages coreopsis to produce more blooms. As flowers fade in late spring, use garden scissors to snip off the flower stem just above the next set of leaves.
This practice prevents the plant from setting seed and redirects its energy into producing additional flower buds. Regular deadheading throughout the blooming season will ensure a continuous display of vibrant yellow flowers well into late summer.
9. Support Tall Varieties So Heavy Yellow Blooms Don’t Flop
Some coreopsis varieties can grow quite tall and may require support to keep their stems upright, especially during heavy rains or wind. Install stakes or plant supports early in the season, before the plants reach their full height.
Use soft ties or string to loosely secure the stems to the supports, allowing some movement to reduce stress on the plants. By providing adequate support, you’ll prevent stems from flopping and ensure that the bright blooms remain prominently displayed.
10. Add New Coreopsis Cultivars in Spring for a Longer, Brighter Show
Spring is the perfect time to introduce new coreopsis cultivars to your garden. With a wide range of colors and sizes available, you can choose varieties that complement your existing plants and extend the blooming season.
When planting new cultivars, select a sunny location with well-drained soil. Water them in well and apply a light mulch to help retain moisture as they establish. By diversifying your coreopsis collection, you’ll enjoy a more vibrant and extended display of blooms throughout the summer.