Naturally Grown Tennis Court Surface at Wimbledon

This page is the CodyCross answer for the clue below from House of Horrors, Group 1108, Puzzle 1 (Creaky Stairs).

Question is: Naturally Grown Tennis Court Surface at Wimbledon

and the answer is: RYEGRASS

Word Meaning:

RYEGRASS — (countable) Any of several species of tufted grasses of the genus Lolium.

Definitions from Wiktionary.