
Start pruning at the bottom of the plant. If you do decide to prune your cucumbers, all you need are your fingers, and possibly a sharp knife for any thick side shoots. Once a side shoot has been removed, no new shoots will grow in their place Instructions for trimming cucumbers The good news is that, unlike tomatoes, you need only prune your cucumber plants once, because no new shoots will develop on a cut leaf axil. Weigh the pros and cons to decide whether pruning your plants is best. Without water, most pathogens cannot take hold. Tip: Prune in the morning and in dry weather so that the wounds dry quickly.

There is no scientific evidence that pruning increases fruit yield. Opinions differ on whether it is necessary to prune cucumber plants.
