Rosemary is a perennial evergreen aromatic shrub with luxuriant branches and leaves, elegant flower shape, long flowering period, strong aroma of stems and leaves, and high ornamental value. Rosemary needs to be pruned when it reaches a certain height, and the shape should be determined according to your own needs. So, how do you prune rosemary? Next, gardeners will introduce how to prune rosemary. There are basically no seasonal restrictions on when to prune rosemary. As long as the branches are not completely lignified, they can be pruned. South China has hot summers and cold winters. In this environment, rosemary grows slowly and lignifies at an accelerated rate. There aren't many places that scissors can cut. How to Prune Rosemary Rosemary can be pruned 3 months after planting. When pruning rosemary, it is mainly divided into shaping pruning and harvest pruning. 1. Pruning Pruning is mainly during the growth process of rosemary. The branches will continue to grow, and basically each leaf axil will grow small buds. As the branches grow, these small buds will gradually develop into new branches, so after a long period of growth, the entire rosemary plant is said to be in a messy state, with branches everywhere, which will affect ventilation and light transmission, causing the rosemary plant to be in a messy state. Some pests and diseases appear. Therefore, in order to make rosemary grow better and have a beautiful plant shape, it can be pruned regularly to tidy up the shape. 2. Harvesting and pruning. Harvesting and pruning are also common methods. Rosemary can be harvested multiple times as it grows. When harvesting, the branches and leaves of rosemary are mainly harvested. The pruning method is simple, you can use scissors to trim it, or you can just pick it by hand. What needs to be noted when harvesting is that the sap from rosemary wounds will dry out and be difficult to remove, so protective harvesting should be done when harvesting and pruning. When harvesting, rosemary can be harvested 3-4 times a year depending on its growth conditions. Precautions for Pruning Rosemary Since rosemary grows slowly, if you prune it too hard, the rosemary plant will no longer germinate. Therefore, pruning should be moderate and should not be over-pruned. Cut off half of the branches as much as possible.