Browse resources Displaying 1 - 4 of 4 resources Credit: Hope Stephens (Cropped from original) Add organic matter to improve garden soils Good organic amendments for garden soils include wood by-products such as sawdust and bark mulch, rotted manure, grass or wheat straw and compost. Feb 27, 2024 | News story Used appropriately, coffee grounds improve soil and kill slugs Coffee grounds can be worked into the soil or added to a compost pile but should be done with some restraint. Kym Pokorny | Jun 23, 2023 | News story Photo Credit: glebchik - Adobe Stock (Cropped from original) Are fireplace ashes good for my soil? Q: Can fireplace ash be used in the garden successfully or is it harmful to the soil?A: View answer | View all featured questions Coir is sustainable alternative to peat moss in the garden Coconut dust is a sustainable alternative to peat moss in the garden. Jun 2, 2006 | News story