Black Grow Pot 10 Gallon I reuse my old potting soil every season. I dont throw it out or start over. I just add compost, fertilizer, and a little perlite to loosen it up., It works the same as buying a new bag and saves a Sphagnum Peat Moss Guide: How Much Peat Moss to Add to Soil Grow Organic Hydrangea in Self Hydrating Pot Trader Joe's My prayer plant is getting leggy. Thinking about rearranging it in the same pot (the root ball is still a good size), but is it okay to put the stem in the Japanese Black Pine Bonsai Seedling 2+ Years Pinus Thunbergii Kuromatsu Treeigami.com