GS Plant Foods Cal-Mag
Best high concentration supplement for budget conscious indoor gardeners.
A concentrated supplement that corrects common nutrient deficiencies to keep plants green and productive. It strengthens cell walls and supports overall vitality, making it an essential addition for any garden looking to boost growth and prevent issues like blossom end rot.
$24.95
at
Gsplantfoods
Who it's for
- Plant parents needing immediate intervention for yellowing leaves
- Budget-conscious gardeners looking for long-lasting nutrient supplies
- Indoor and outdoor growers using diverse cultivation methods
Who should skip it
- Indoor hobbyists sensitive to strong organic smells
- Meticulous growers who prioritize a pristine and clean workspace
- Novice gardeners who struggle with precise liquid measurements
Performance breakdown
Nutrient Density
Concentrated formula packs significant calcium and magnesium into every application.
Mixing Ease
Dry concentrate dissolves reliably without leaving stubborn residue in your sprayer.
Deficiency Correction
Rapidly addresses common yellowing and structural weaknesses in developing foliage.
Organic Integrity
Clean, organic sourcing makes this safe for edible gardens and lawns.
Micronutrient Balance
Thoughtful inclusion of boron and molybdenum rounds out essential plant health.
Application Versatility
Works effectively across diverse plant types, from vegetables to ornamental shrubs.
Key Specs
Weight
18 ounces
Organic
Yes
Calcium Content
2.5%
Magnesium Content
1.0%
Form
Dry concentrate
Origin
Made in USA
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