How to prune lavender trumpet vine

Immediately after flowering in late spring to early summer. After flowers fade, cut back flowered stems by one-third to one-half to strong outward-facing buds. Remove crossing, dead, or very congested stems. Every few years, cut the entire plant back hard to rejuvenate if it has become an unmanageable tangle.

Annually after flowering. Lavender trumpet vine is a robust evergreen climber that produces its flowers in spring on growth from the previous season. Prune immediately after flowering finishes to shape the plant and encourage strong new growth for next year's display. Hard renovation pruning is tolerated if the plant becomes overly woody or unruly.

After flowers fade, cut back flowered stems by one-third to one-half to strong outward-facing buds. Remove crossing, dead, or very congested stems. Every few years, cut the entire plant back hard to rejuvenate if it has become an unmanageable tangle.