By Tuffers
United Kingdom 
My hydrangea has not flowered where the flowers were supposed to be all I have is small black so called flowers
17 Jul, 2015
Previous question
By Tuffers
United Kingdom
My hydrangea has not flowered where the flowers were supposed to be all I have is small black so called flowers
17 Jul, 2015
Previous question
A photograph would be very useful, but the likeliest explanation is shortage of water when the plant was forming its flowers. Can't be sure without knowing more, like how long you've had the plant, whether its in a pot or the ground, what variety of hydrangea it is.
17 Jul, 2015