Heavy Duty Tomato Barrel w Tower category fertilizers and soil amendments and forces you to flush and forces you to flush thoroughly before harvest it wastes time AND money 8” (Case of 64) Grodan Improved Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops The Tomato Barrel planting system provides both a planting container and built in staking for plant support allowing the plant to devote more energy to developing fruit and preventing the fruit from falling off before it's ripe