Bone meal can be applied before planting and sowing, and throughout the growing season as needed. Categories: Agro Products, Organic Fertilizer Tags: Bone Meal, calcium, fertilizer, nitrogen, phosphorus, Root Growth Description Bone meal increases phosphorous in soil for optimal spring gardening results. Essential in the development of strong root systems, this element is released into the soil for up to four months. Slow, steady delivery of nutrients helps you grow plenty of big, blooming flowers, fruits, and vegetables. Bone meal fertilizer breaks down slowly, making it the perfect long-term fertilizer that only needs to be applied once per year. As it slowly breaks down throughout the season, the bone meal will continue to feed your plants. Packaging Size: As per user requirement Packaging type: As per user requirement