Tom Doyle's Organic 4-4-4 Fertilizer - All Natural Plant Food

Tom Doyle's Organic 4-4-4 Fertilizer - All Natural Plant Food Balanced organic formula for rich soil & healthy blackberry plants 4-4-4 NPK rating for optimal root, shoot, and bloom support Fish-based nutrition fuels plant vigor & soil ecology Sustainable choice for bountiful berries and robust shrubs in any home garden. Frequently Asked Questions How is this different from the 3-3-3 formula? The 4-4-4 formula is slightly more concentrated, providing a stronger nutrient boost ideal for established plants with higher feeding requirements. Can I burn my plants with this? Because it is organic and slow-release, it is much safer than synthetic fertilizers. However, always follow the application rates to avoid over-feeding. How often should I apply it? We recommend applying it every 4-6 weeks during the growing season to maintain healthy, vigorous growth.