Kitchen, Garden Scraps That Decay for Fertilizer
This page is the CodyCross answer for the clue below from Underground Worlds, Group 2180, Puzzle 3 (Coober Pedy Dugouts).
Question is: Kitchen, Garden Scraps That Decay for Fertilizer
and the answer is: COMPOST
Word Meaning:
COMPOST — The decayed remains of organic matter that has rotted into a natural fertilizer.
Definitions from Wiktionary.