Hey guys i've had my Wisteria for for over 5 years and in that time it hasn't once. I just don't understand what is wrong. Every spring the leaves grow and thats it.
Is it a named variety ? Named variety are grafted onto a root stock which flower much younger than a seed grown plant , can you see a graft if you are unsure .
I found mine flowered more profusely when I started to follow the twice yearly pruning schedule and fed it in autumn with potassium. Cut all new growth to 6 buds in August and again to 2-3 buds on Feb. When you see the curved fat buds you know there’s flowers coming. I’m trying to train two as trees right now.
I'm a bit concerned about the sun 'later in the day'. Roughly how much sun are we talking about? They do like lots of light and heat. It looks a bit small for five years, too. Is it sheltered from cold wind late winter? Do you see flower buds form at all?
If you google "RHS+pruning wisteria" you will find a guide to pruning your plant every July and January/February in order to encourage it to produce flowering buds rather than foliage. You certainly don't want to be leaving all those soft, whippy stems I can see trailing up the shed.
They do like a lot of sun but I've seen very successful wisterias on tall, west facing walls that get no sun till early afternoon. It will probably help to feed it with a a rsoe or tomato fertiliser as these encourage flowers to form.
Some wisterias do take 10 or 12 years to get to flowering maturity so patience is in order. Well-trained and pruned they are beautiful even without flowers.
Vendée - 20kms from Atlantic coast. "We don't stop playing because we grow old; we grow old because we stop playing." - George Bernard Shaw
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They do like a lot of sun but I've seen very successful wisterias on tall, west facing walls that get no sun till early afternoon. It will probably help to feed it with a a rsoe or tomato fertiliser as these encourage flowers to form.
Some wisterias do take 10 or 12 years to get to flowering maturity so patience is in order. Well-trained and pruned they are beautiful even without flowers.
"We don't stop playing because we grow old; we grow old because we stop playing." - George Bernard Shaw