Foxfarm, 4 lb, marine cuisine, time release fertilizer, for outdoor plants, only need to apply 1-2 times a year, organic & mineral based nutrients provide a balanced diet with consistent feeding all year, use on all evergreen trees & shrubs, acid loving plants, & many vegetables, use at planting time or scratch into surface & water in, organic based formula contains specific ocean bi-products, plus low salt plant foods known for their powerful effect on plant life, encourages beneficial microbe populations needed for optimum growing conditions & helps soil naturally defend against harmful nematodes, ideal for vegetables & flower gardens.