Do Wisteria Flower More Than Once. Feed with a high potash fertiliser in spring to encourage flowers. Grafted or layered wisteria do not produce flowers until they are at least 5 and up to 10 years old.
Dont worry your wisteria will eventually flower again. Grafted or layered wisteria do not produce flowers until they are at least 5 and up to 10 years old. Instead it would take for around 5 to 10 years to produce its beautiful flowers.
The blooms appear in mid- to late spring in May or June in most places.
The buds are often killed by late frosts in cold regions eliminating the flowers for one season. Oct 29 2019 If after years of failure in trying to get wisteria to bloom you feel like you have nothing to lose and dont mind becoming more aggressive with your pruners try pruning even more often. Instead it would take for around 5 to 10 years to produce its beautiful flowers. The plant can take up to two months for.