Ingredients: Boron-6%(B)+Zinc-1%(Zn) Biochelate Frost resistant, liquid, biocide mixture applied to both soil and leaves A highly concentrated fertilizer suitable for application onto plant leaves and roots as well as into soils characterized by boron and zinc deficiencies. Suitable for agricultural and home cultivation. Application: grains, flax, hop, corn and leguminous plants PRO GREEN BORON -ZINC: increases frost and drought resistance of plants, prevents premature leaf fall and hyperpigmentation, stimulates the plant growth process, benefits the development of buds, plays a major role in the metabolism and protein synthesis, use of zinc fertilizers leads to a crop increase.