It’s early summer. And the vines are or soon will be in flower. So it’s time to pinch them back, which is part of summer thinning. This task begins in late June-early July and must continue until harvest time. Trimming might sound quick but it can actually require several outings: at least two, and sometimes even up to four. The aim of this key task is to prevent the vine from producing too much foliage at the expense of fruit.
Leaving the fruit all the space it needs Leaving the fruit all the space it needs