Jen Cantwell of Mama's Worm Composting poses on one of three windrows of horse manure at her indoor worm farm in Oakland, Calif., on Saturday, February 12, 2011.

Question: I got a load of “composted” horse manure for my garden from my friend. It looks to me that it isn’t really composted all the way as there are “apples” of manure in it. Can I ...

Manure is often dubbed black gold by gardeners – not because of its aroma, but the wealth of organic nutrients and microbes it pumps into soil. There are numerous types of manures – cow, horse ...

DENVER — Before commercial fertilizers were widely available, farmers and gardeners used what was locally available--manure. This could be from horses, sheep or poulty, but primarily from cows ...

Hot manure, such as horse manure, should age 6 months to a year before you use it in your vegetable garden. Create a lasagna compost with the manure, compost bin compost and straw.

After the manure is broken down and is a stable 132 degrees for two-plus weeks, Stray puts the compost through rigorous testing for proper nutrient levels, and testing for pathogens. Then he bags ...