Unbeatable Deals On Organic Dry Amendments

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Dr Greenthumbs No-Till Starter Kit
From $83.99 $90.00
No-Till Starter KitDr Greenthumbs
9 reviews
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Dr Greenthumbs Soil Amendments Alfalfa Meal (Triacontanol + Balanced NPK)
From $7.99 $9.00
Alfalfa Meal (Triacontanol + Balanced NPK)Dr Greenthumbs
26 reviews
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Dr Greenthumbs Soil Amendments Azomite rock dust (A to Z of Minerals & Trace Elements!)Dr Greenthumbs Soil Amendments Azomite rock dust (A to Z of Minerals & Trace Elements!)
From $8.99 $10.00
Azomite rock dust (A to Z of Minerals & Trace Elements!)Dr Greenthumbs
18 reviews
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Dr Greenthumbs Organic Gardening > Dry Amendments Biochar (Nutrient Retention & Microbe Home)
From $13.99 $15.00
Biochar (Nutrient Retention & Microbe Home)Dr Greenthumbs
2 reviews
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Dr Greenthumbs Soil Amendments Black Basalt Rock Dust (High Calcium & Magnesium) NEW!Dr Greenthumbs Soil Amendments Black Basalt Rock Dust (High Calcium & Magnesium) NEW!
From $11.99 $14.00
Black Basalt Rock Dust (High Calcium & Magnesium) NEW!Dr Greenthumbs
12 reviews
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Dr Greenthumbs Soil Amendments Coconut Meal (High Potassium)
From $6.99 $8.00
Coconut Meal (High Potassium)Dr Greenthumbs
3 reviews
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Dr Greenthumbs Soil Amendments Crustacean & Calcium blend (Chitin & Nitrogen)
From $14.99 $18.00
Crustacean & Calcium blend (Chitin & Nitrogen)Dr Greenthumbs
11 reviews
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Dr Greenthumbs Soil Amendments Diatomaceous Earth - micronised Certified Organic (Pure Silica)
From $10.99 $12.00
Diatomaceous Earth - micronised Certified Organic (Pure Silica)Dr Greenthumbs
17 reviews
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Dr Greenthumbs Dolomite Lime (Calcium & Magnesium)
From $6.99 $8.00
Dolomite Lime (Calcium & Magnesium)Dr Greenthumbs
2 reviews
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Dr Greenthumbs Organic Gardening > Dry Amendments Elemental Sulphur (Reduce Soil pH - 800mg/kg)
From $8.99 $10.00
Elemental Sulphur (Reduce Soil pH - 800g/kg)Dr Greenthumbs
No reviews
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Dr Greenthumbs Soil Amendments 1kg Fish & Bone Meal (High Calcium & Phoshorus)
From $18.99 $20.00
Fish & Bone Meal (High Calcium & Phoshorus)Dr Greenthumbs
4 reviews
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Dr Greenthumbs Soil Amendments 1kg Fish Meal (High Nitrogen)
From $18.99 $20.00
Fish Meal (High Nitrogen)Dr Greenthumbs
2 reviews
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Dr Greenthumbs Soil Amendments Glacial Rock Dust (High Iron)
From $7.99 $10.00
Glacial Rock Dust (High Iron)Dr Greenthumbs
2 reviews
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Dr Greenthumbs Soil Amendments Guano Certified Organic (Seabird)
From $6.99 $8.00
Guano Certified Organic (Seabird)Dr Greenthumbs
5 reviews
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Dr Greenthumbs Organic Gardening > Dry Amendments Gypsum soil conditioner (Clay Breaker)
From $6.99 $8.00
Gypsum soil conditioner (Clay Breaker)Dr Greenthumbs
2 reviews
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Dr Greenthumbs Soil Amendments Kelp / Seaweed Meal (Over 80+ Minerals & Trace Elements)
From $8.99 $10.00
Kelp / Seaweed Meal (Over 80+ Minerals & Trace Elements)Dr Greenthumbs
31 reviews
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Dr Greenthumbs Soil Amendments 1kg Leonardite (70% Humic Acid)
$16.99 $18.00
Leonardite (70% Humic Acid)Dr Greenthumbs
12 reviews
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Dr Greenthumbs Soil Amendments Malted Barley (Growth Hormones & IAA)
From $6.99 $8.00
Malted Barley (Growth Hormones & IAA)Dr Greenthumbs
11 reviews
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Dr Greenthumbs Soil Amendments Mineralised Phosphate Powder (Fruit Bat Guano)
From $10.99 $12.00
Mineralised Phosphate Powder (Fruit Bat Guano)Dr Greenthumbs
9 reviews
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Dr Greenthumbs Soil Amendments Neem Meal Certified Organic (IPM & Balanced NPK)
From $6.99 $8.00
Neem Meal Certified Organic (IPM & Balanced NPK)Dr Greenthumbs
18 reviews
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Dr Greenthumbs Organic Gardening > Dry Amendments Neem Meal GRANULES Certified Organic (IPM & Balanced NPK)Dr Greenthumbs Organic Gardening > Dry Amendments Neem Meal GRANULES Certified Organic (IPM & Balanced NPK)
From $6.99 $8.00
Neem Meal GRANULES Certified Organic (IPM & Balanced NPK)Dr Greenthumbs
6 reviews
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Dr Greenthumbs Ocean Grown - Cal Mag 1Kg (Complex Calcium & Magnesium For Living Soil)
From $18.99 $25.00
Ocean Grown - Cal Mag - 1kg + 2.5kg (Complex Calcium & Magnesium For Living Soil)Dr Greenthumbs
12 reviews
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Dr Greenthumbs Organic Gardening > Dry Amendments > Premium Nutrient Kits Ocean Grown Fish & Kelp Compost (15L)Dr Greenthumbs Organic Gardening > Dry Amendments > Premium Nutrient Kits Ocean Grown Fish & Kelp Compost (15L)
$19.00 $28.00
Ocean Grown Fish & Kelp Compost (15L)Dr Greenthumbs
13 reviews
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Dr Greenthumbs Soil Amendments 1kg Onyx (High Amino + Potassium Content)
$12.99 $14.00
Onyx (High Amino + Potassium Content)Dr Greenthumbs
1 review
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Dr Greenthumbs Soil Amendments Palagonite Basalt Rock Dust (Unique Analysis)
From $8.99 $12.00
Palagonite Basalt Rock Dust (Unique Analysis)Dr Greenthumbs
5 reviews
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Dr Greenthumbs Soil Amendments 1kg Potash 0-0-41 (Potassium)
$14.99 $18.00
Potash 0-0-41 (Potassium)Dr Greenthumbs
2 reviews
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Dr Greenthumbs Soft Rock Phosphate (Unprocessed Phosphate Source)
From $6.99 $8.00
Soft Rock Phosphate (Unprocessed Phosphate Source)Dr Greenthumbs
3 reviews
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Dr Greenthumbs Soil Amendments Soybean Meal (High N - Great For Leafy Greens!)
From $6.99 $8.00
Soybean Meal (High N - Great For Leafy Greens!)Dr Greenthumbs
No reviews
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Dr Greenthumbs Organic Gardening > Dry Amendments Volcanic Rock Dust (Trace Elements)
From $8.99 $10.00
Volcanic Rock Dust (Trace Elements)Dr Greenthumbs
13 reviews
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Dr Greenthumbs 4+1 Compost Blend (Insect Frass - Rock Minerals + More - 8L / 27L)Dr Greenthumbs 4+1 Compost Blend (Insect Frass - Rock Minerals + More - 8L / 27L)
From $14.99 $16.00
4+1 Compost Blend (Insect Frass - Rock Minerals + More - 8L / 27L)Dr Greenthumbs
11 reviews