Age Old Kelp
Best organic supplement for gardeners seeking to boost plant vitality naturally.
This liquid concentrate is the secret weapon for gardeners who want to supercharge soil biology without synthetic additives. While you’ll need to handle the mixing yourself, the trade-off is a potent, sustainably sourced boost that helps plants naturally defend themselves and absorb nutrients more efficiently.
$57.95
at
Simply Hydroponics (SimplyHydro)
Who it's for
- Budget-conscious gardeners managing large plots or frequent applications
- Gardeners seeking stronger root systems and vigorous plant growth
- Growers looking to improve plant immunity and stress resistance
Who should skip it
- Beginners uncomfortable with precise measuring and dilution requirements
- Shoppers restricted by a lower upfront gardening budget
- Indoor gardeners sensitive to strong, earthy marine smells
Performance breakdown
Nutrient Bioavailability
Natural chelating properties ensure plants absorb essential minerals with maximum efficiency.
Soil Health Impact
Actively stimulates beneficial microbial activity for a more resilient root zone.
Application Versatility
Liquid concentrate format integrates seamlessly into any existing watering or feeding routine.
Sustainability Profile
Sustainably harvested Ascophyllum nodosum offers an eco-conscious choice for organic gardening.
Germination Support
Provides the necessary hormonal boost to improve early-stage seed development success.
Stress Resilience
Encourages natural antioxidant production to help plants withstand environmental stressors.
Key Specs
NPK Ratio
0.30-0.025-0.015
Package Weight
8.9 lbs
Dimensions
7 × 4 × 12 in
Active Ingredient Source
Ascophyllum nodosum (Sea Kelp)
Sold in Quantity of
1
Fertilizer Type
Kelp
Fertilizer Form
Liquid Concentrate
Nitrogen
0.30%
Phosphorus
0.025%
Potassium
0.015%
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