Collection: Organic Fertilizers
Nourish your plants naturally with GARDUCT’s organic fertilizers—eco-friendly and full of essential nutrients.
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Organic Molasses for Plants - Horticultural Molasses - Ideal for Traditional & Hydroponic Gardening, for Indoor & Outdoor Plants (1/2 Quart)
Regular price $20.99 USDRegular priceUnit price / per -
Humboldts Secret Calcium, Magnesium and Iron Supplement – Hydroponic Supplies – Liquid Nutrient Fertilizer – Supports Vegetative and Flowering Stage – 1 Gallon
Regular price $64.47 USDRegular priceUnit price / per -
Slow Release Hydrangea Fertilizer with Iron & Sulfur – Indoor & Outdoor Soil Acidifier for Miracle Growth (12 oz)
Regular price $14.99 USDRegular priceUnit price / per -
6-6-6 All-Purpose Professional Plant Food Fertilizer; Ideal for Winter Care & Spring Feeding, Perfect Balanced NPK for Indoor and Outdoor Plants (20 QUARTS)
Regular price $149.99 USDRegular priceUnit price / per -
Tiger Bloom Liquid Fertilizer - 1 Quart Bottle (1 Pack) + Twin Canaries Chart
Regular price $40.49 USDRegular priceUnit price / per -
16-16-16 All Purpose Professional Fertilizer - Lawn Fertilizer - Flower Fertilizer - Trees Fertilizer - Shrubs Fertilizer - Vegetable Gardens Fertilizer (3 QUARTS)
Regular price $37.49 USDRegular priceUnit price / per -
16-16-16 All Purpose Professional Fertilizer - Lawn Fertilizer - Flower Fertilizer - Trees Fertilizer - Shrubs Fertilizer - Vegetable Gardens Fertilizer (1/2 Quart)
Regular price $20.99 USDRegular priceUnit price / per -
20-20-20 Water-Soluble Fertilizer – Powder for Liquid Plant Food for Indoor & Outdoor Plants, Orchids, Vegetables, Lawns, Flowers – 20 20 20 Fertilizer (1 Quart)
Regular price $29.99 USDRegular priceUnit price / per -
Liquid Soil Loosener- Soil Conditioner-Use alone or when Aerating with Mechanical Aerator or Core Aeration- Simple Lawn Solutions- Any Grass Type-Great for Compact Soils, Standing water, Poor Drainage
Regular price $52.47 USDRegular priceUnit price / per -
13-13-13 Slow Release Granular Fertilizer – All Purpose Plant Food 13 13 13 for Outdoor Grass, Vegetables, Roses, Flowers, Shrubs, Trees. Lawns, Gardens, Potted Plants (3 quarts)
Regular price $38.99 USDRegular priceUnit price / per -
General Hydroponics RapidStart, Plant Food, 1-0.5-1, 500 mL.
Regular price $79.34 USDRegular priceUnit price / per -
Professional Universal Garden Fertilizer 13-3-13 with Slow-Release Formula (4 QUARTS)
Regular price $52.49 USDRegular priceUnit price / per -
Miracle-Gro Shake 'N Feed Rose & Bloom Plant Food, Plant Fertilizer, 4.5 lbs. (6-Pack)
Regular price $179.82 USDRegular priceUnit price / per -
8-4-8 Professional Palm Tree Fertilizer Plant Food; for Indoor Potted Plants and Outdoor Landscape Palm Trees; Quick-Release Nitrogen Fertilizer and Continuous Feeding (2 QUARTS)
Regular price $29.99 USDRegular priceUnit price / per -
20-20-20 Water-Soluble Fertilizer – Powder for Liquid Plant Food for Indoor & Outdoor Plants, Orchids, Vegetables, Lawns, Flowers – 20 20 20 Fertilizer (10 QUARTS)
Regular price $145.49 USDRegular priceUnit price / per -
Surfin' Spores Premium Plant-Based Mushroom Substrate - 5 lbs Expert Mycologist Blend of Coco Coir, Vermiculite & Gypsum, Pasteurized & Odor-Free, Long Shelf-Life, Ideal for Monotub Cultivation
Regular price $37.43 USDRegular priceUnit price / per