Aptus Massboost
Best nutrient booster for growers seeking larger, stronger flowering yields.
This targeted booster is the secret to structural integrity, using a precise calcium-magnesium blend to ensure your flowers don't just grow, but thrive. It demands a disciplined feeding schedule during key flowering weeks, but the payoff is visibly stouter stems and significantly denser fruit development.
$19.76
at
Advanced Hydro Gardens
Who it's for
- Commercial growers aiming for maximum harvest weight and flower density
- Hydroponic gardeners using automated irrigation systems prone to clogging
- Advanced cultivators seeking precise nutrient ratios for late-stage flower development
Who should skip it
- Budget-conscious hobbyists looking for affordable, entry-level nutrient solutions
- Inexperienced growers prone to over-fertilizing sensitive plant varieties
- Minimalist gardeners preferring simple, standalone nutrient programs
Performance breakdown
Nutrient Bioavailability
Mineral-based formula ensures rapid uptake for immediate plant structural support.
Flowering Efficacy
Targeted application schedule significantly boosts fruit density and flower development.
Solubility Performance
Highly water-soluble liquid concentrate prevents clogging in irrigation and feeding systems.
Deficiency Correction
Potent calcium and magnesium blend quickly resolves common leaf yellowing issues.
Application Versatility
Flexible dosing allows for precise adjustments across both vegetative and flowering stages.
Structural Reinforcement
Calcium content creates noticeably sturdier stems capable of supporting heavy yields.
Key Specs
Weight
67.34 lbs
Dimensions
9.75 in x 15.50 in x 11.50 in
Form
Liquid
Application Method
Root drench and foliar spray
Key Ingredients
Calcium, Magnesium, Nitrogen, Sulfur
Compatibility
Soil, coco, and peat substrates
Water Soluble
Yes
Application Rate (Flowering)
5-10 ml per 5 gallons
Application Rate (Vegetative)
2.5-5 ml per 5 gallons
Fertilizer Source
Mineral Based
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