Should You Trim Lavender?
While Pruning Lavender, If You Cut into Woody Stems, They Won't Grow Again, but Simply Die. .. . in General, You Need to Plan on Pruning Lavender at Planting...
While pruning lavender, if you cut into woody stems, they won't grow again, but simply die. ... In general, you need to plan on pruning lavender at planting time and every year right after it flowers. When planting lavender, prune plants lightly, removing all growing tips. This encourages the plant to branch.
When and how do you prune lavender?
Left to their own devices, lavender can become woody and ungainly, so to keep plants compact and attractive, it's best to trim them annually in late summer, just after flowering has finished. Remove any spent flower stalks and about 2.5cm (1in) of leaf growth.
What happens if you don't cut back lavender?
What Happens If You Don't Prune Lavender? If you do not prune lavender, the plant can become overgrown, scraggly, and it might not bloom as profusely. So, if you want to make sure that this doesn't happen to your plant, you should get into the habit of trimming it regularly.