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🌿 Unlock your garden’s secret weapon—grow smarter, not harder!
Humboldts Secret Base A & B is a premium 32-ounce liquid fertilizer set delivering a balanced, full-spectrum nutrient formula optimized for hydroponic and soil-based gardening. Its pH-balanced, water-soluble design ensures easy mixing and absorption, supporting all plant types through every growth stage with consistent weekly feeding. Trusted by both home growers and professionals, it guarantees vibrant leaves, strong roots, and abundant blooms with visible results in just one week.



















| ASIN | B07NBKJYDK |
| Application Method | soil application, foliar spray |
| Best Sellers Rank | #13,057 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #349 in Garden Fertilizers |
| Brand | Humboldts Secret |
| Brand Name | Humboldts Secret |
| Coverage | Medium |
| Customer Reviews | 4.5 out of 5 stars 3,434 Reviews |
| Item Form | Liquid |
| Item Highlight | Complete NPK Formula, pH-Balanced, Supports Vegetative Growth & Flowering, Indoor & Outdoor Plants, Easy Two-Part Feeding |
| Item Weight | 16 ounces |
| Liquid Volume | 16 fluid ounces |
| Manufacturer | Humboldts Secret |
| Mixing Ratio | 1:1 |
| Model Number | 15214014529602 |
| Part Number | SFHFW-155 |
| Specific Uses For Product | Plant Growth |
| Target Species | all plants |
| UPC | 706199757335 |
| Unit Count | 8 Fluid Ounces |
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