Earth Based Amendments

Earth Based Amendments

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Humic Acid Being Mixed – Fine humic acid powder dissolving in water for easy soil and foliar application
Close-Up of Humic Acid Powder – Rich-colored organic humic powder for boosting soil and plant health
Humic Acid Powder - Soluble
from $17.00
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Optimize Organics' Humic Acid Granules: 64% humic, 3% fulvic acid. Enhances nutrient uptake, boosts yields & improves soil structure & water retention.
2KG Bag of Optimize Organics' Humic Acid Granules: 64% humic, 3% fulvic acid. Enhances nutrient uptake, boosts yields & improves soil structure & water retention.
Humic Acid (Granules)
from $11.00
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Close-up of Azomite micronized powder – fine volcanic mineral dust packed with trace elements for soil and plant vitality.
1kg Azomite Micronized – fine mineral powder packed with 70+ trace elements to support soil health and plant nutrition
Azomite - Rock Dust
from $11.00
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Close-Up of Glacial Rock Dust – Fine, flour-like texture of mineral-rich powder for soil and compost amendment
1kg Glacial Rock Dust – Fine mineral powder to boost soil health, plant nutrition, and microbial activity
Glacial Rock Dust
from $8.00
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Optimize Organics' Gypsum Granules: 22% calcium, 14% sulfur. Enhances soil structure, water retention & nutrient availability for healthier crops.
2KG Bag of Optimize Organics' Gypsum Granules: 22% calcium, 14% sulfur. Enhances soil structure, water retention & nutrient availability for healthier crops.
Gypsum Granules
from $10.00
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Close-Up of Gypsum Powder – Fine, highly soluble gypsum powder for fast calcium and sulfur delivery to plants
1kg Gypsum Solution Grade – Water-soluble calcium and sulfur powder to improve soil health and plant nutrition
Gypsum Solution Grade
from $10.00
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Micronized Soft Rock Phosphate Powder – Fine, water-suspendable Cal-Phos powder for soil and foliar applications
1kg Micronized Soft Rock Phosphate – Fine Cal-Phos powder to support root growth and increase phosphorus availability
Micronized Soft Rock Phosphate (Cal-Phos)
from $21.00
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Optimize Organics' Rock Phosphate Granular 0-7-0: slow-release phosphorus for root growth, flowering & fruiting. Easy application & organic-certified.
2KG Bag of Optimize Organics' Rock Phosphate Granular 0-7-0: slow-release phosphorus for root growth, flowering & fruiting. Easy application & organic-certified.
Rock Phosphate Granular 0-7-0
from $11.00
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Close-Up of Micronized Greensand Powder – Fine glauconite powder packed with potassium, iron, and trace minerals.
1kg Micronized Greensand – Fine mineral powder to improve soil structure and provide slow-release nutrients.
Micronized Greensand
from $16.00
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Close-Up of Volcanic Basalt Rock Dust – Fine, mineral-rich basalt powder for soil building and healthy plant growth
1kg Volcanic Basalt Rock Dust – Fine rock dust to boost soil health, root growth, and trace mineral availability
Volcanic Rock Dust (Basalt)
from $13.00
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Optimize Organics' Limestone Granules: 34% calcium, 88% calcium carbonate. Raises soil pH, boosts nutrient efficiency & improves soil health.
2KG Bag of Optimize Organics' Limestone Granules: 34% calcium, 88% calcium carbonate. Raises soil pH, boosts nutrient efficiency & improves soil health.
Limestone (Granules)
from $10.00
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Close-Up of Dolomite Lime Granules – Uniform granules made from finely ground limestone for easy soil application
1kg Granulated Dolomite Lime – Raises soil pH and adds calcium and magnesium for garden, lawn, and soil health
Dolomite Lime (Granules)
from $10.00
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1kg bag of dolomite lime sandy powder for fast-acting soil pH correction – 20% calcium, 10% magnesium, 90% CCE
Close-up image of dolomite lime powder.
Dolomite Lime (Powder)
from $10.00
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1kg coarse dolomite lime for soil pH adjustment and garden use
Close-up of coarse dolomite lime showing crushed texture
Dolomite Lime (Coarse)
from $11.00
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2 kg coarse limestone bag from Canada for soil conditioning, calcium source supporting balanced soil pH
Close-up of coarse limestone particles showing size and texture for slow-release soil conditioning
Limestone (Coarse)
from $14.00