We have started pruning Norton Grapes since they are one of the most cold hardy varities we grow. We collect the weight of new growth on a test vine in the vineyard and that helps us to determine how many buds to leave when pruning. The standard for Norton when spur pruning is 50 buds for the first pound of pruning weight off the test vine and then 10 buds for every additional … [Read more...] about Pruning Norton Grapes