Mills Basis is your staple base nutrient, designed to optimize nutritional absorption throughout your plant's growth cycle. Effective across a wide pH range, this highly concentrated feed is administered in two parts A&B and will result in bumper harvests without detriment to your plant's natural aromas and flavours. Benefits: Restricts pesticide use Improves yield Provides essential trace elements Composition: Phosphate (P2O5): 4.1% w/w Potassium (K2O): 2.7% w/w Magnesium (MgO): 0.7% w/w Sulfur (SO3): 1.4% w/w Boron (B): 0.0045% w/w Copper (Cu): 0.0025% w/w Manganese (Mn): 0.0200% w/w Molybdenum (Mo): 0.0006% w/w Zinc (Zn): 0.0100% w/w Available in: 1L, 5L, 10L, 20L We supply hard water only. The 10L/20L options are excluded from free shipping due to size or weight. Please check the shipping costs at the checkout.