How to Prune dart grass?
Trim after flowering and deadhead to prevent self-seeding as it can be a nuisance

dart grass · Holcus lanatus
Also known as: duffel grass; hose grass; meadow soft grass; midge grass; rot grass; soft grass; velvet grass; Yorkshire fog
Grow in any poor to moderately fertile, moist but well-drained soil. Intolerant of full sun on poor dry soil
Trim after flowering and deadhead to prevent self-seeding as it can be a nuisance