pinch back(redirected from pinch it back)
To prune a plant by removing the main stem with one's fingertips to allow two new stems to sprout and flourish in its place. A noun or pronoun can be used between "pinch" and "back." A: "My avocado tree just isn't becoming very full as it grows." B: "Have you tried pinching it back? You'll want to pinch back the plant if you want it to grow big enough to bear fruit.
pinch something back
to pinch off a bit of the top of a plant so it will branch and grow more fully. You should pinch this back so it will branch. Pinch back the new leaves at the top.