GH General Organics Bio Marine 1 Gallon
Best organic liquid fertilizer for gardeners seeking robust, all-stage plant growth.
BioMarine® 2-3-1 is a cold-processed, enzymatically digested squid protein fertilizer designed to boost plant growth and nourish beneficial microorganisms in the soil. This nutrient-rich formula promotes robust development of roots, stems, foliage, flowers, and fruits. It serves as a superior plant nutrition source suitable for all plant types and growth stages, from seedlings to harvest. General Organics is committed to providing gardeners with high-quality, innovative, and environmentally conscious plant food solutions that enrich gardens and the planet.
$47.99
Owner Satisfaction
4.5
/ 5
Category Rank
3039
/ 4348
#3039 in Fertilizers
Price vs Category Average
-22%
Below average
NPK Ratio
231
/ --
Who it's for
- Gardeners seeking complete plant health and vigorous growth
- Organic growers focused on long-term soil health and vitality
- Eco-conscious gardeners prioritizing sustainable and natural inputs
Who should skip it
- Indoor gardeners sensitive to strong, lingering organic odors
- Impatient growers needing immediate visual results from their fertilizer
- Budget-focused gardeners looking for the most economical feeding options
Performance breakdown
Microbial stimulation
Enzymatically digested proteins provide an exceptional fuel source for soil biology.
Nutrient versatility
Balanced NPK profile supports every stage from seedling to final harvest.
Ingredient integrity
Cold-processing preserves delicate nutrients often lost in heat-intensive manufacturing.
Application ease
Liquid concentrate format mixes effortlessly into standard irrigation and feeding systems.
Growth stimulation
Squid-based nitrogen delivers rapid, visible improvements in foliage and root density.
Environmental impact
Organic, sustainably sourced ingredients align with responsible, eco-conscious gardening practices.
Key Specs
NPK Ratio
2-3-1
Form
Liquid Concentrate
Package Type
1 Gallon
Features
- Boosts plant growth and microbial activity
- Promotes vigorous roots, stems, foliage, flowers, and fruits
- Suitable for all plant types and growth stages
- Cold processed and enzymatically digested squid protein
- Part of the General Organics line of plant foods and supplements
- Nutrient source for microorganisms
What customers say
Customers consistently praise GH General Organics Bio Marine for its exceptional quality and noticeable impact on plant vitality. Many users report robust growth, healthier foliage, and improved yields across various plant types, highlighting its effectiveness as a nutrient solution. The product is also frequently noted for its ease of integration into existing feeding regimens, making it a convenient choice for both experienced growers and those new to organic cultivation. Its reliable performance makes it a trusted staple for enhancing garden productivity.
Know before you buy
The cold-processed, enzymatically digested squid protein provides a highly bioavailable source of nitrogen and amino acids. This process preserves delicate nutrients that are easily absorbed by plants and serve as an excellent food source for beneficial soil microorganisms.
Yes, this formula is designed to be versatile and safe for all plant types. It supports development across every growth stage, from early seedlings to mature plants ready for harvest.
BioMarine acts as a nutrient source for the microbial life in your soil. By nourishing these beneficial microorganisms, it helps create a healthier root zone, which in turn supports more vigorous growth above the soil line.
Yes, it is effective in both environments. Because it is a liquid concentrate, it is easy to mix into your regular watering routine for container plants, raised beds, or traditional garden plots.
The 2-3-1 ratio indicates a balanced nutrient profile with a slight emphasis on phosphorus. This makes it particularly effective for supporting root development and flowering while still providing enough nitrogen to encourage healthy foliage.
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$48