Knowing how to deadhead Dianthus is the first step to making sure that your plant stays productive throughout its flowering season. That will depend on whether to cut back to basil foliage or just deadhead. Can someone please explain to me how to properly deadhead Dianthus? The Dianthus family (Dianthus spp. This prevents the plant from diverting energy into creating a seedpod at the flower base instead of spending energy to create new flowers. Dianthus that are regularly deadheaded will not produce seeds. Use sharp pruning shears or scissors to cut off, or deadhead, wilting and dead blooms. Getting Dianthus to Rebloom. Once the flowers grow, some of the blooms […] Different dianthus flowers may bloom profusely throughout the summer, or blossom production may wax and wane. How to Deadhead a Flower. Some flowers in the Dianthus genus include maiden pinks, sweet william and carnations. If only a spring bloomer...yes cut back to basil foliage. Since dianthus blooms cap long stems, remove spent blooms by cutting off the entire stem close to the plant base. Dianthus produces beautiful bright pink, red, or lavender flowers during its blooming season making it one of the gardeners’ favorite plants to grow in their gardens. If it's only an annual, definately clip it … If so, where on the stem would I cut. My Dianthus is starting to look sparse so I'm thinking I'm deadheading it wrong. Aug 4, 2016 - Dianthus's bright pink, red or lavender flowers with ruffled edges have been popular with gardeners for centuries. I … Las, which dianthus do you have????? Do you simply cut off the flower head or should I cut someplance along the stem. If you wish to save some dianthus seeds to grow in your garden next year, either stop deadheading a few weeks before the end of the growing season to allow the seeds time to form and mature, or set aside a few dianthus plants specifically for seed production and do not deadhead them at all. ), often called pinks, is loved for its star-shaped crinkle-edged flowers. Spent flower removal does more than improve the appearance of your flowering plants; it also helps them grow healthier.