![Unlike bagged manure, "free" manure from your local farm may come with weed seeds and pesticide residue. Check the source of your manure before bringing home extras.](https://secure.caes.uga.edu/news/multimedia/images/1534/baggedmanureLR.jpg)
Soil Mixes
Soil tests, provided by University of Georgia Cooperative Extension, give gardeners the recipes for successful gardens. Soil amendments, like river sand, mushroom compost, horse manure, coffee grounds, chicken litter and wood ash, can give the soil a much-needed nutrient boost.