Solar Green is a silicon based plant health additive by Buddha's Tree for use in soil, coco and hydro.
Also effective as a foliar spray, it's safe and stable pure silicic acid content strengthens stems to allow them to be able to carry larger flowers/fruits, helping to increase yields, as well as improving resistance to heat stress - all resulting in healthier, stronger plants.
Available in 250ml, 500ml, 1l and 5l sizes.