When and How to Prune Rosemary for Healthier Plants
Learn how to prune rosemary plants young and old to keep the evergreen shrub productive and looking its best. Annualrosemaryis often planted in cool climates, but the herb more commonlygrows as a perennialin warmer areas. With proper care, perennial rosemary plants grow into large, 6-foot-tall shrubs that live upward of 30 years. Credit: Stephen Cridland Properly pruning rosemary is essential to nurture plants that thrive for decades. Without pruning, rosemary becomes woody and leggy, which looks unruly and yields fewer usable leaves....