How to prune everlasting sweet pea

Cut back to ground level in autumn after foliage dies back, or in early spring before new shoots emerge. In autumn or early spring, cut all stems down to 2–4 inches above ground. During the flowering season, remove spent flower clusters promptly to reduce seed set and encourage continued bloom, though effect is less dramatic than with annual sweet peas.

Hard cut-back once annually; deadhead as needed during summer flowering. Everlasting Sweet Pea is a vigorous, herbaceous perennial climber that dies back to the ground each winter. Cut all top growth down to a few inches above ground level in autumn or early spring. Deadheading during summer can extend flowering somewhat, though this species tends to set seed freely regardless.

In autumn or early spring, cut all stems down to 2–4 inches above ground. During the flowering season, remove spent flower clusters promptly to reduce seed set and encourage continued bloom, though effect is less dramatic than with annual sweet peas.