House & Garden Magnesium Boost
Best nutrient supplement for revitalizing thick-leafed plants during vegetative growth.
House & Garden Magnesium Boost is a liquid nutrient supplement designed to enhance plant vitality, especially during extended vegetative growth. It provides essential magnesium and nitrogen, key components of chlorophyll, which boosts light absorption and photosynthesis. This formula is ideal for varieties with thicker leaves and indica-dominant genetics, helping to restore leaf color and promote robust growth. It's formulated for clean feeding, free from dyes and heavy metals, and compatible with all growing media.
$38.56
Owner Satisfaction
4.6
/ 5
Category Rank
1926
/ 4317
#1926 in Fertilizers
Price vs Category Average
-37%
Below average
Volume
1
/ Liter
Who it's for
- Hydroponic growers needing clean, residue-free nutrient solutions
- Serious cultivators aiming for heavier, higher-quality harvests
- Indoor gardeners seeking vibrant, healthy foliage and faster growth
Who should skip it
- Budget-conscious growers preferring affordable, generic alternatives
- Novice gardeners who struggle with precise nutrient dosing
- Users mixing nutrients from multiple different brands
Performance breakdown
Chlorophyll Synthesis
Rapidly restores deep green color to magnesium-starved foliage.
Media Versatility
Seamlessly integrates into soil, coco, and hydroponic feeding schedules.
Formula Purity
Clean mineral composition free from harmful dyes and heavy metals.
Vegetative Support
Provides the essential nitrogen boost needed for extended growth phases.
Nutrient Bioavailability
Quick-release formula ensures plants absorb magnesium almost immediately.
Ease of Application
Liquid concentrate simplifies precise dosing for various plant needs.
Key Specs
Volume
1 Liter
SKU
HGMBO01L
Storage Temperature Range
45 to 85°F (7 to 29°C)
Shelf Life
1 year after opening seal
Composition
Contains Magnesium and Nitrogen
Media Compatibility
Works in all growing media
Exclusions
Contains no dyes, synthetic PGRs, or detectible heavy metals
Fertilizer Source
Mineral Based
Features
- Revitalizes plants with magnesium deficiency
- Supports longer vegetative growth
- Enhances photosynthesis and chlorophyll
- Ideal for thicker-leafed varieties
- Clean formula, no dyes or heavy metals
- Restores leaf color effectively
- Works in all growing media
- Boosts magnesium and nitrogen levels
What customers say
Customers consistently praise the exceptional quality and noticeable effectiveness of House & Garden Magnesium Boost. Reviewers report rapid correction of magnesium deficiencies, resulting in visibly healthier, greener foliage and improved plant vigor. The product earns high marks for its straightforward application, easily integrating into various nutrient regimens. Consumers trust this supplement as a reliable tool for maximizing growth potential, confirming its status as a premium, results driven additive.
Know before you buy
Look for signs of magnesium deficiency, such as yellowing between the veins of older leaves while the veins themselves remain green. If your plants are showing these symptoms or have thicker, indica-dominant leaves, this supplement can help restore their color and vitality.
Yes, Magnesium Boost is compatible with all growing media, including hydroponics, coco coir, and soil. Its clean, mineral-based formula ensures it won't clog irrigation lines or leave behind unwanted residues.
No, the formula is intentionally kept clean. It is free from dyes, synthetic plant growth regulators (PGRs), and detectable heavy metals, making it a safe choice for your garden.
For optimal effectiveness, use the product within one year of breaking the seal. Be sure to store the bottle in a temperature-controlled environment between 45 and 85°F (7 to 29°C).
This is a specialized liquid supplement designed to boost magnesium and nitrogen levels. It is intended to be used alongside your primary nutrient program to support photosynthesis and extended vegetative growth.
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