Pile, Heap Where Garden Waste Decays to Soil

This page is the CodyCross answer for the clue below from Inside the Spaceship, Group 1187, Puzzle 4 (Grecian Tour).

Question is: Pile, Heap Where Garden Waste Decays to Soil

and the answer is: COMPOST

Word Meaning:

COMPOST — The decayed remains of organic matter that has rotted into a natural fertilizer.

Definitions from Wiktionary.

Pile, heap where garden waste decays to soil — CodyCross Answer | CodyCross Solutions