Humboldt EQ405 Equilibrium Germination Kit, 32-Ounce Offers the ease of a one part ca-mg additive with the quality of humboldt nutrients products Use equilibrium natural as part of one of our complete feeding programs Can be applied to all crops including vegetable crops, row crops, field crops, trees, vines, ornamentals, gardens and landscaping Add to fertilizer mix for plants growing in soil, potting mixes, and soil-less rooting media Can also be used in foliar sprays