Although threadleaf Coreopsis plants are suitable for deadheading by pinching, the quantity of buds and their close proximity to one another on the stem can make pinching coreopsis a nightmare. With plants like this, you are better off waiting until the majority of buds have bloomed and then shearing the entire plant back by 1/2 to 2/3s. It won't take long at all for the plant to regroup and set more buds.
Garden Maintenance - Pinching, Deadheading and Cutting Back
By Marie Iannotti, About.com
Index: Garden Maintenance - Pinching, Deadheading and Cutting Back
- Garden Maintenance: Deadheading - Buds
- Garden Maintenance: Deadheading - Flowering Stem
- Garden Maintenance: Pinching
- Garden Maintenance: Pinching versus Shearing
- Garden Maintenance: Shearing
- Garden Maintenance: Foliage Dieback
- Garden Maintenance: Basal Growth
- Garden Maintenance: Pruning to Rejuvenate
- Garden Maintenance: Cutting Back to Shape Plants
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