Possible Clues:

• Grassy clump
• Hairy bunch in union's taking knock
• Eager to find love, to one's heart's content
• Tuft
• Grass costs UK bucks
• Dense group of society that's short in the tooth
• Badly stuck, so getting the hump
• After tea it's us on foot in the grass
• Dense clump of grass — stuck so (anag)
• Replaced scythe, originally ok, cuts some grass