Why some perennials won't bloom

Yvan_Roux at UQAR.UQUEBEC.CA Yvan_Roux at UQAR.UQUEBEC.CA
Sat Feb 4 13:08:54 EST 1995


Some perennials (Astilbe is one of those) are
very sensitive to spring frost. If they freeze
in the spring, the plant is not losted and will
grow leaves but it won't bloom. What happen exactly?

Last summer some of my astilbes and heuchera did not bloom.




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