Old Wisteria Vine Not Blooming
My very old westeria vine does not bloom. Why? It is in a sunny spot on a sturdy arbor in NH. We are near the seacoast. It has been pruned over the years. Fertilizer?
Certified GKH Gardening Expert
It may need some phosphorus. This article has other suggestions: https://www.gardeningknowhow.com/ornamental/vines/wisteria/wisteria-blooming-problems.htm