Originally Posted by canadianplant

For the soil in my yard, I dug a hole about 3x3x3, and filled it with a bag of "tirple mix" ( sphagnum, manure and peat compost mix), then I put a good handful of 20 - 12 - 14 slow release fert, and every 2 weeks, I water deeply with 20 20 20. They seem to be doing really really good....