FoxFarm Grow Big Fertilizer 6-4-4 | 32oz Liquid Concentrate

The FoxFarm Grow Big Fertilizer is a fast-acting, water-soluble liquid nutrient concentrate formulated to push vigorous vegetative growth. With an NPK ratio of 6-4-4, FoxFarm Grow Big Fertilizer delivers a rich blend of nitrogen, phosphorus, and potassium — plus earthworm castings and Norwegian kelp — to build strong stems, lush foliage, and a robust root system before the flowering stage.

FoxFarm Grow Big Fertilizer is compatible with soil, coco coir, and hydroponic systems, making it a versatile choice for indoor and outdoor growers alike. Use it during the vegetative phase to establish a healthy plant structure that supports heavy yields at harvest.

• 6-4-4 NPK ratio — nitrogen-forward formula for explosive vegetative growth
• Liquid concentrate — easy to mix and measure; dilutes efficiently at scale
• Earthworm castings & Norwegian kelp — natural inputs for enhanced nutrient uptake
• 32oz bottle — ideal for home growers and small-scale operations
• Compatible with soil, coco, and hydroponic systems

Follow the FoxFarm feeding schedule for best results and pair with FoxFarm Tiger Bloom® during the flowering phase for a complete nutrient program.

32oz | 6-4-4 NPK | Liquid Concentrate | Made by FoxFarm®