Feed your tomato plants with soluble fertiliser in a teabag. It is especially good for your tomato plants, super easy and above all ecological. Your tomato plants will absorb the 100% natural nutrients quickly. N - P - K 6-5-12 +2 magnesium is the ideal liquid application to ensure a better harvest. Simply add 1 water-soluble bag into 1 litre of water, stir briefly whilst the bag dissolves and pour around your plants. The packaging is made from recycled cardboard and the water-soluble bags are biodegradable. No micro plastics remain in the environment.