Blooms in June for up to two months, sometimes with a small repeat bloom in the fall. Dark green, serrate leaves (3-8" long). Species (Hydrangea arborescens) is native to southern Missouri. 'Annabelle' is a naturally occurring cultivar which was discovered in the wild near Anna, Illinois.

Why are my Annabelle hydrangeas not blooming?

"Annabelle" hydrangeas need fertile soil, but too much nitrogen causes leafy growth instead of blooms. ... An additional shovelful of compost or manure around the plants each spring is usually sufficient, unless a soil test indicates the need for additional fertilizer.

Do Annabelle hydrangeas bloom all summer?

The flowers last all summer long, then fade back to a soft green in early fall, and dry to a tawny brown in winter. ... Annabelle hydrangea is a very attractive cultivar of our native Hydrangea arborescens, with much larger flowers than the species.