Complete Plant Nutrition with Organic Fertilizer

Tank’s Green Stuff Natural Organic Fertilizer SUPER MIX  is an OMRI listed soil amendment great for any new projects or established gardens. Super Mix is designed to provide your plants with initial dose nutrients, while promoting long term soil health and nutrient availability. 

Worm castings, bat guano, biochar, and 13 other organic “super” ingredients are blended together and cured to provide a versatile natural and organic fertilizer. 

With an NPK of 2-2-1 SuperMix can be used at any stage of your garden without the risk of “burning” the plant. SuperMix is ideal for boosting your soil’s nutrient availability and encouraging beneficial soil microbiology. 

Great for all plants! Veggies, flowers, trees, fruit, cacti, succulents and citrus. 

INGREDIENTS: Tank’s Green Stuff 100% Organic Compost, Worm Castings, Heat Treated Chicken Manure, Bat Guano, Calcium, Zeolite, Gypsum, Biochar, Alfalfa Meal, Feather Meal, Blood Meal, Kelp Meal, Seaweed Extract, Humates, Humic Acid, and Trace Minerals.

DIRECTIONS FOR USE: Established Plants: Use 1/2 cup of Supermix Fertilizer per square foot of soil.

Potted Plants: Use 1 cup of Supermix Fertilizer per 10 gallons of soil

(1 Tablespoon per One-Gallon Container, 1/4 Cup per Five-Gallon Container)

*Supermix es un fertilizante 100% orgánico ideal para todo tipo de plantas. Incluyendo vegetales, flores, frutas, cactus, suculentas y cítricos, entre muchas otras.

Tank's Organic Supermix Fertilizer 4lb Buy Now Tank's Organic Supermix Fertilizer 10lb Buy Now


SuperMix Fertilizer

In a Ten Pound Bag of Tanks SuperMix: 

Pounds per bag 0.5 lbs per cup
Cups per bag 20
Half Cups per bag 40
One Gallon Containers per bag

(1 Tablespoon per One-Gallon)

Five Gallon Containers per bag 40
Square Feet per bag 40
Pounds per Square Feet 0.25 lbs/sq ft

Application Rate for Standard Pot Sizes

Pot Sizes (inches)   Pot Sizes (US)   Pot Sizes (Liters)   SuperMix 
4″ pot pint .5 L ½ tsp
5-6″ pot quart 1 L 1 tsp
7-8″ pot 1 gallon 4L 1 tbs
8.5″ pot 2 gallon 7.5 L 2 tbs
10″ pot 3 gallon 11 L 3 tbs
12″ pot 5 gallon 15 L 5 tbs
14″ pot 7 gallon 19 L 7 tbs
16″ pot 10 gallon 22.5 L 10 tbs
18″ pot 15 gallon 26.5 L 1 cup
24″ pot 25 gallon 30 L 1.5 cups
30″ pot 30 gallon 34 L 2 cups



per 10 lb. bag or 4 lb. bag - Contact us for bulk pricing! - 1500 LBS