Bigger Denser Harvests: Our humboldts secret flower stacker 0 7 5 bloom additive helps plants increase yields by up to 30%, building tighter nodes and denser flower sites on indoor and outdoor plants in potting soil for standout aroma, rich color, and reliable bag appeal across every cycle.
Peak Bloom Nutrition: This concentrated flowering fertilizer delivers high phosphorus and potassium exactly during the bloom window to drive rapid bud formation, fuller calyx stacking, and enhanced resin and essential oils while supporting efficient nutrient uptake and balanced plant metabolism.
Simple Clean Application: Begin in week 3 of flower and use with every or every other watering; this dependable flower booster mixes fast, stays pH stable, and runs clean in soil, coco, hydroponics, and aquaponics, preventing buildup, line clogging, and downtime so your schedule stays consistent.
Stronger Stress Resilience: Our balanced flowering nutrients include Vitamin B1 to support transplant recovery, early establishment, and overall vigor, helping plants handle training, heat, and light intensity swings with confidence for a fuller, more uniform canopy from top to bottom.
Flexible Dosing And Compatibility: Designed to pair seamlessly with humboldt secret nutrients, the 8 ounce bottle mixes approximately 45 to 230 gallons depending on dilution, giving precise control for any plant count and grow method while preserving clean reservoirs and predictable results.
Overview
Brand : Humboldts Secret
Item Weight : 8 Ounces
Item Form : Powder
Liquid Volume : 8 Fluid Ounces
Specific Uses For Product : Hydroponic,Plant Food,Potting
30 in stock
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Free 30 day return policy
Quality product
Shipping available | Estimated Delivery time: 02 August 2026
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Most orders ship within [1–3] business days and arrive in [5–10] business days. Large items such as greenhouses, raised beds, and patio furniture may take a little longer. You'll receive a tracking number by email as soon as your order ships.
Do you ship internationally?
We currently ship within the United States only.
Can I change or cancel my order?
We can modify or cancel an order only before it has been processed, which usually happens within [24] hours of purchase. Please contact us as soon as possible and we'll do our best to help.
What is your return policy?
Unused items in original packaging can be returned within [30] days of delivery. Please see our full Return Policy for details on eligibility and return shipping.
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