The Q&A Archives: Hydrageas

Question: My shrubs are loaded with blooms, however, only the outer petals of the bloom flowers. The inner and center does not. Why?

Answer: You are growing a lacecap variety of hydrangea. Most of the flower buds are sterile and do not open but those along the edges do open and give the flowerhead a lacy appearance, thus the name lacecap.

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