Fertilizer for vegetable gardens and flower gardens 2 kg. balanced with 25% slow-release nitrogen (urea-formaldehyde): provides up to 5 months of nutrition. high phosphorus content to promote fruit set in vegetables and the development of roots, bulbs, and tubers. provides magnesium and iron. suitable for all types of plants: fruit trees, flowering shrubs, ornamental plants, vegetable gardens, lawns, etc.