I Have A Hydrangrea From My Grandmothers Plant; A Blue Mophead. Mine Never Bloomed For Several Years, And Now Blooms The Most Beau

Question

tiful purple lacecap. Tell me what happened? Many Thanks

Answer 1

The pH of the soil changed. This can change the bloom color.

Here are some articles that will help:

https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/change-hydrangea-color.htm

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/raise-acid-level-soil.htm

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/lower-acid-soil.htm