Probably when the flowers have died off.
You can prune chrysanthemums back after they flower in fall.
Lilac that is trimmed at the wrong time will not flower. Prune after flowering, do not prune in spring.
Early spring. You can trim up to 1/3 of the stalks, and trim from the ground up.
You can prune lotus plants by clipping dead leaves and petals from the flower. However, the flower should be pruned once it is completely dead.
Leave the dead flower heads on all winter, prune after the risk of frost has passed in the spring.
80,00,50 feet tall
It depends, if your going to harvest the stalks, (fruit of the plant). For the harvester, when the plant blooms, it is considered "Bolting" and is thought to waste a lot of the plants energy which could be used to produce edible stalks and storing carbohydrates.If your harvesting this vegetable, you need to prune the flowers.If your not harvesting, flowering (bolting), is part of the plants life cycle to propagate.
They are long, sharp clippers used to cut or prune shrubbery or other plant /flower growth.
If you need to prune trees then trees that flower in Spring should normally be pruned after flowering. trees that flower after the middle of the year should be pruned in Spring as they normally flower on new growth.
I did not do it. It was just adventitious !
Deadhead the flower unless you want the seeds. Every three years, you should thin the iris or it will stop blooming.
Being an early-flowering shrub camellias flower on their previous season's growth. This dictates that pruning should be carried out immediately after flowering