Green Terrafirma GB00893 Tomato Grow Bag No additional potting soil needed, just water the coco coir inside, plant and feed (seeds not included) The bag and compressed coco coir block inside expands like magic when watered to 4 times its original size With the tomato grow bag theres no need for digging, no lifting heavy bags of potting soil, no kit to assemble, no reaching up to water the plant . you dont even need gardening tools! Coco Coir comes from recycled coconut husks, it is a clean, natural form of potting mix with excellent water holding capacity ideally suited to growing tomatoes, summer veggies and herbs Just buy the grow bag, choose plants or seeds (not included)  youll need a little plant food if you dont have any at home  then youre ready No additional potting soil needed, just water the coco coir inside, plant and feed; seeds not included The bag and compressed coco coir block inside expands like magic when watered to 4 times its original size With the tomato grow bag there's no need for digging, no lifting heavy bags of potting soil, no kit to assemble, no reaching up to water the plant Coco coir comes from recycled coconut husks, it is a clean, natural form of potting mix with excellent water holding capacity Just buy the grow bag, choose plants or seeds, not included; you'll need a little plant food if you don't have any at home, then you're ready