Astilbe does not produce a second flush of blooms after pruning. Gardeners prize astilbe for the long-lasting flower that provides texture and muted color in the shade garden. Astilbe produces a fine-textured inflorescence that remains on the plant throughout the summer. Reserve pruning of this perennial for early spring.
About this Author
S.F. Heron is an avid gardener with three years of experience in online writing and a working background in aviation and earth and ocean sciences. She is published on various sites, including Helium, eHow and Xomba. She holds a Bachelor of Science degree in journalism from the University of Maryland.