Growli

Pruning guide

How to prune blue lyme grass

Best time
Late winter to early spring, before new growth begins
How often
Annually
Technique
Cut the entire clump down to 3–4 inches (8–10 cm) above ground level using sharp shears or hedging clippers. Divide and replant congested clumps every 3–4 years in spring to prevent hollow centres.

More blue lyme grass care

Pruning blue lyme grass — FAQ

When should I prune blue lyme grass?

Late winter to early spring, before new growth begins. Cut the entire clump down to 3–4 inches (8–10 cm) above ground level using sharp shears or hedging clippers. Divide and replant congested clumps every 3–4 years in spring to prevent hollow centres.

How often does blue lyme grass need pruning?

Annually. Blue Lyme Grass benefits from an annual hard cutback to remove tatty old foliage and keep the clump vigorous. Left unpruned it becomes untidy and centre-dead. Cut the whole clump to 3–4 inches above ground in late winter or very early spring before new growth emerges. This is the main pruning event; tidy stray dead stems through summer as needed.

How do you prune blue lyme grass?

Cut the entire clump down to 3–4 inches (8–10 cm) above ground level using sharp shears or hedging clippers. Divide and replant congested clumps every 3–4 years in spring to prevent hollow centres.