TURF LINE 10-10-10 Multi Purpose Fertilizer is an all-purpose fertilizer with slow time-release nitrogen. It can be safely applied to summer annuals, bulbs, roses, perennials, ornamental shrubs, trees, evergreens, including new lawns. It is a safe formulation that will provide adequate feeding without burning your plants or evergreens. If you are unsure about what type of formulation to use in your landscape or flower gardens, TURF LINE Multi-Purpose fertilizer is your best choice.