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20 Best Growing Medium For Autoflower (2023 Updated)

The best growing medium for autoflower plants is a lightweight, well-draining mix. A good mix will hold moisture without becoming soggy, and will provide nutrients and support for the roots. A popular option is a mix of perlite and coco coir, which provides good drainage and aeration.

20 Best Growing Medium For Autoflower

Product Image Product Name Features Price

Sunshine Mix #4, 3-Cu. ft.

  • Formulated with Canadian sphagnum peat moss for increased moisture retention
  • Multiple strain Mycorrhiza blend
  • Lime; gypsum and proprietary wetting agent combine to professional quality mix

Premier Horticulture 199900 2 Cu ft. Pro Mix Ultimate All Purpose Mix

  • Formulated for a wide range of plant species
  • Suitable for all indoor and outdoor planting applications
  • Contains a slow release fertilizer that feeds for up to 9 months

Botanicare Pure Blend Pro Soil

  • Quart

The Soil King – Big Rootz, 1.5 Cu ft Bag

  • Carefully formulated and pH tested for maximum results.
  • Research developed award winning proprietary blend and certified organic.

Miracle-Gro Performance Organics 1 Cu ft All-Purpose Container Mix

  • An all purpose formula for indoor and outdoor container gardening
  • In as little as 7 days you’ll start to see results (vs unfed plants)

General Hydroponics – FloraBloom – 1 gal.

  • 1 Gallon

Dyna Gro Grow 1 Quart

  • 1 Quart

Advanced Nutrients – pH Perfect Grow 1 L

  • Contains the world-famous Advanced Nutrients pH Perfect technology. This technology eliminates the need to check and adjust pH levels.

Roots Organics Buddha Grow

  • 1 Quart

Sun Gro Horticulture Black Gold Natural & Organic Potting Mix 1 CF

  • 1 Cu Ft

General Hydroponics – MaxiBloom 2.2 lbs

  • Highly concentrated dry nutrient formula
  • Designed for bigger yields and crop quality
  • Promotes prolific flowering and fruiting among a variety of plant types

PRO-MIX HP Mycorrhizae 3.8 Cu ft

  • General purpose peat-based growing medium containing, a beneficial mycorrhizal inoculum
  • Item Weight: 61.5 lbs

Advanced Nutrients – pH Perfect Sensi Grow Part A 1 L

  • Dosage for cuttings: 1 ml/Litre
  • Dosage for young plants: 2 ml/Litre
  • Dosage for established plants: 4 ml/Litre

Miracle Gro Perlite – 8 quart bag

  • 8 Quart Bag

Miracle Grow Potting Mix – 8 qt bag

  • 8 Qt

Miracle Gro Garden Soil Flowers 1.5 Cu. ft.

  • Comes in 1.5 cuft bag
  • Grow big and beautiful in-ground flowers
  • Moisture control protects your garden from over or under watering
Sunshine Mix #4, 3-Cu. ft.
  • Formulated with Canadian sphagnum peat moss for increased moisture retention
  • Multiple strain Mycorrhiza blend
  • Lime; gypsum and proprietary wetting agent combine to professional quality mix
Premier Horticulture 199900 2 Cu ft. Pro Mix Ultimate All Purpose Mix
  • Formulated for a wide range of plant species
  • Suitable for all indoor and outdoor planting applications
  • Contains a slow release fertilizer that feeds for up to 9 months
Botanicare Pure Blend Pro Soil
  • Quart
The Soil King – Big Rootz, 1.5 Cu ft Bag
  • Carefully formulated and pH tested for maximum results.
  • Research developed award winning proprietary blend and certified organic.
Miracle-Gro Performance Organics 1 Cu ft All-Purpose Container Mix
  • An all purpose formula for indoor and outdoor container gardening
  • In as little as 7 days you’ll start to see results (vs unfed plants)
General Hydroponics – FloraBloom – 1 gal.
  • 1 Gallon
Dyna Gro Grow 1 Quart
  • 1 Quart
Advanced Nutrients – pH Perfect Grow 1 L
  • Contains the world-famous Advanced Nutrients pH Perfect technology. This technology eliminates the need to check and adjust pH levels.
Roots Organics Buddha Grow
  • 1 Quart
Sun Gro Horticulture Black Gold Natural & Organic Potting Mix 1 CF
  • 1 Cu Ft
General Hydroponics – MaxiBloom 2.2 lbs
  • Highly concentrated dry nutrient formula
  • Designed for bigger yields and crop quality
  • Promotes prolific flowering and fruiting among a variety of plant types
PRO-MIX HP Mycorrhizae 3.8 Cu ft
  • General purpose peat-based growing medium containing, a beneficial mycorrhizal inoculum
  • Item Weight: 61.5 lbs
Advanced Nutrients – pH Perfect Sensi Grow Part A 1 L
  • Dosage for cuttings: 1 ml/Litre
  • Dosage for young plants: 2 ml/Litre
  • Dosage for established plants: 4 ml/Litre
Miracle Gro Perlite – 8 quart bag
  • 8 Quart Bag
Miracle Grow Potting Mix – 8 qt bag
  • 8 Qt
Miracle Gro Garden Soil Flowers 1.5 Cu. ft.
  • Comes in 1.5 cuft bag
  • Grow big and beautiful in-ground flowers
  • Moisture control protects your garden from over or under watering

1. Sunshine Mix #4, 3-Cu. ft.

Sunshine Mix #4, 3-Cu. ft.

  • Formulated with Canadian sphagnum peat moss for increased moisture retention
  • Multiple strain Mycorrhiza blend
  • Lime; gypsum and proprietary wetting agent combine to professional quality mix

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Amazon.com – Seller
Walmart
Lowe’s
Ace Hardware

Product Details

Specifications

Details
Product Type Growing Mix
Ideal for Growing Flower and Plant
Soil Type Grow Medium
Organic No
Bag Capacity/Dry Volume 3 cu ft

2. Premier Horticulture 199900 2 Cu ft. Pro Mix Ultimate All Purpose Mix

Premier Horticulture 199900 2 Cu ft. Pro Mix Ultimate All Purpose Mix

  • Formulated for a wide range of plant species
  • Suitable for all indoor and outdoor planting applications
  • Contains a slow release fertilizer that feeds for up to 9 months

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Sold By Price
Amazon.com – Seller
eBay – esbenshadesgardencenter
Esbenshade’s Garden Center
DK Hardware

Product Details

Specifications

Details
Package Weight 40.0 lbs.
MFG Brand Name PRO-MIX
Coverage Area (ft²) 2.52
Soil Type Top Soil
Longevity 2 years

Reviews From Real Customers

Flatcat
Don H
M Jackson

3. Botanicare Pure Blend Pro Soil

Botanicare Pure Blend Pro Soil

  • Quart

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Amazon.com
Hydro Pros
BetterGrow Hydro
Guerrilla Grow Hydroponics

Product Details

Specifications

Details
Weight 2.94 oz

4. The Soil King – Big Rootz, 1.5 Cu ft Bag

The Soil King - Big Rootz, 1.5 Cu ft Bag

  • Carefully formulated and pH tested for maximum results.
  • Research developed award winning proprietary blend and certified organic.
  • Provides increased nutrients and water uptakes to foster overall plant vigor.

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Sold By Price
Amazon.com – Seller
Walmart – Rocky Mountain BioAg
BVV
Sustainable Hydroponics & Garden Supply

Product Details

Specifications

Details
Weight 35 oz

Reviews From Real Customers

Marcus M.
Casey M.
rockymountainbioag.com

5. Miracle-Gro Performance Organics 1 Cu ft All-Purpose Container Mix

Miracle-Gro Performance Organics 1 Cu ft All-Purpose Container Mix

  • An all purpose formula for indoor and outdoor container gardening
  • In as little as 7 days you’ll start to see results (vs unfed plants)
  • Reapply every 4-6 weeks and water regularly for best results
  • Up to 2x more harvest vs unfed plants
  • OMRI Listed for organic use

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Amazon.com
eBay
Blain’s Farm & Fleet
Ace Hardware

Product Details

Specifications

Details
Weight 28 lb

6. General Hydroponics – FloraBloom – 1 gal.

General Hydroponics - FloraBloom - 1 gal.

  • 1 Gallon

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Amazon.com
eBay
Monster Gardens
Horizen Hydroponics

Product Details

Specifications

Details
Organic No
Brand Name General Hydroponics
Product Type Plant Nutrients
Fertilizer analysis 0-5-4
Container Size 1 gal

7. Dyna Gro Grow 1 Quart

Dyna Gro Grow 1 Quart

  • 1 Quart

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Amazon.com
eBay
Horizen Hydroponics
Florida Garden Supplies

Product Details

Specifications

Details
Weight 2.85 oz

8. Fox Farm Liquid Nutrient Soil Trio- Pints: Big Bloom, Grow Big, Tiger Bloom Pack

Fox Farm Liquid Nutrient Soil Trio- Pints: Big Bloom, Grow Big, Tiger Bloom Pack

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Amazon.com – Seller
eBay
Premier Hydro
Newegg.com – Airlink Tech

Product Details

Specifications

Details
Product Dimensions 2.5 x 7.5 x 7.8 inches
Is Discontinued By Manufacturer No

Reviews From Real Customers

CoinCapo
kentrou-44

9. Advanced Nutrients – pH Perfect Grow 1 L

Advanced Nutrients - pH Perfect Grow 1 L

  • Contains the world-famous Advanced Nutrients pH Perfect technology. This technology eliminates the need to check and adjust pH levels.
  • The chelates added to pH Perfect Grow Micro Bloom ensure your plants receive the maximum amount of nutrients in the least amount of time.
  • Improves the size, color, aroma, and the potency of your crops.
  • Gives you a faster, more productive growth cycle.
  • The amino acids, humic and fulvic acid facilitate better chelation and pH buffering.

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Amazon.com – Seller
eBay
Hydro Pros
Grow Green MI

Product Details

Specifications

Details
Product Dimensions 4.17 x 2.48 x 7.91 inches
Package length 7.9″
Package width 4.6″
Package height 2.4″

10. Roots Organics Buddha Grow

Roots Organics Buddha Grow

  • 1 Quart

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Amazon.com – Seller
BVV
Hydro Pros
GrowGeneration

Product Details

Specifications

Details
Weight 2.5 oz

Reviews From Real Customers

Bruce Fontenot

11. Sun Gro Horticulture Black Gold Natural & Organic Potting Mix 1 CF

Sun Gro Horticulture Black Gold Natural & Organic Potting Mix 1 CF

  • 1 Cu Ft

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Amazon.com – Seller
Walmart
Esbenshade’s Garden Center
Frankfort Hardware

Product Details

Reviews From Real Customers

Bob the farmer
Madcarpenter
aniello

12. General Hydroponics – MaxiBloom 2.2 lbs

General Hydroponics - MaxiBloom 2.2 lbs

  • Highly concentrated dry nutrient formula
  • Designed for bigger yields and crop quality
  • Promotes prolific flowering and fruiting among a variety of plant types
  • Second step in the two-step Maxi Series growing strategy

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Amazon.com – Seller
eBay
GrowGeneration
Hydro Pros

Product Details

Specifications

Details
Product Type Plant Food For Flowers
Container Size 2.2 lb
Brand Name General Hydroponics

Reviews From Real Customers

Ted Hzl
camdeals

13. PRO-MIX HP Mycorrhizae 3.8 Cu ft

PRO-MIX HP Mycorrhizae 3.8 Cu ft

  • General purpose peat-based growing medium containing, a beneficial mycorrhizal inoculum
  • Item Weight: 61.5 lbs

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Amazon
eBay
Walmart – Xtreme Hydroponics
New England Hydroponics

Product Details

Specifications

Details
Assembled Product Weight 62 lbs
Assembled Product Dimensions (L x W x H) 26.00 x 15.00 x 15.00 Inches

Reviews From Real Customers

Diego

14. PRO-MIX – HP Mycorrhizae, 3.8 Cu ft

PRO-MIX - HP Mycorrhizae, 3.8 Cu ft

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Amazon
eBay
Grow Green MI
Acme Hydroponics

Product Details

Specifications

Details
Product Type Growing Mix
Package Size 3.8 cu. ft.
Organic No
Moisture Control Yes
Ideal for Growing Yes
OMRI Certified No
Approximate Weight 65 lb.
Brand Name Pro-Mix

15. Advanced Nutrients – pH Perfect Sensi Grow Part A 1 L

Advanced Nutrients - pH Perfect Sensi Grow Part A 1 L

  • Dosage for cuttings: 1 ml/Litre
  • Dosage for young plants: 2 ml/Litre
  • Dosage for established plants: 4 ml/Litre
  • Sensi Grow Part A – NPK 2-0-0
  • Sensi Grow Part B – NPK 1-2-6

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Amazon
eBay
Premier Hydro
New England Hydroponics

Product Details

Specifications

Details
Advanced Nutrients Part # 6201-14
Country of Manufacture United States

16. Miracle Gro Perlite – 8 quart bag

Miracle Gro Perlite - 8 quart bag

  • 8 Quart Bag

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Amazon
Walmart
Home Depot
Miracle-Gro

Product Details

Specifications

Details
Organic No
Product Type Perlite
Moisture Control No
Product Form Granules
When to Apply Spring/Summer

Reviews From Real Customers

tanya .d
veronica.m
NJPro

17. Miracle Grow Potting Mix – 8 qt bag

Miracle Grow Potting Mix - 8 qt bag

  • 8 Qt

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Amazon
Walmart
Walmart – TAISA LLC
Lowe’s

Product Details

Specifications

Details
Units in Package 1
Unit Size 4.04 lb
Directions Easy-to-Use Instructions: We recommend wearing gardening gloves when using this or other planting materials. 1. Select a pot with a drain hole. 2. Fill pot about 1/3 full. 3. Loosen root ball, place plant in pot. 4. Add more mix, press lightly. 5. Water, let drain. Lighting: Plants vary in their lighting requirements. Refer to plant tags for specific sun or shade needs. Watering: Let mix dry to the touch between waterings. Do not allow plants to sit in drainage water. Outdoor container plants require frequent watering – as often as once per day in hot, dry conditions. To take the guesswork out of watering try Miracle-Gro Moisture Control potting mix! Repotting: To avoid soil compaction and replenish nutrients, all container plants should be repotted annually with fresh Miracle-Gro Potting Mix.
Ingredients This Product is Formulated from (One or More of the Following: Processed Forest Products, Peat, Coir, and/or Compost), and Sphagnum Peat Moss, Perlite, Fertilizer (See Below), and a Wetting Agent. In California, This Product is Formulated from Processed Forest Products, Sphagnum Peat Moss, Peat, Perlite, Fertilizer (See Below), and a Wetting Agent. In Texas and Idaho, This Product is Formulated with Processed Forest Products, Sphagnum Peat Moss, Peat, Perlite, Compost, Fertilizer (See Below), and a Wetting Agent. In New Hampshire, This Product is Formulated from Sphagnum Peat Moss, Processed Softwood Bark, Processed Wood Products, Perlite, Fertilizer (See Below), and a Wetting Agent. In Georgia, This Product is Formulated from (45-55%) Processed Forest Products, Sphagnum Peat Moss, Peat, Perlite, Compost, Fertilizer (See Below), and a Wetting Agent. Miracle-Grow Potting Mix 0.21-0.11-0.16: Guaranteed Analysis: F1144: Total Nitrogen (N) (a Portion of the Nitrogen, Phosphate and Potash Has Been Coated to Provide [0.12%] Coated Slow Release Nitrogen [N], [0.04%] Coated Slow Release Available Phosphate [P2O5] and [0.08%] Coated Slow Release Soluble Potash [K2O]) (0.21%), Ammoniacal Nitrogen (0.113%), Nitrate Nitrogen (0.097%), Available Phosphate (P2O5) (a Portion of the Nitrogen, Phosphate and Potash Has Been Coated to Provide [0.12%] Coated Slow Release Nitrogen [N], [0.04%] Coated Slow Release Available Phosphate [P2O5] and [0.08%] Coated Slow Release Soluble Potash [K2O]) (0.11%), Soluble Potash (K2O) (a Portion of the Nitrogen, Phosphate and Potash Has Been Coated to Provide [0.12%] Coated Slow Release Nitrogen [N], [0.04%] Coated Slow Release Available Phosphate [P2O5] and [0.08%] Coated Slow Release Soluble Potash [K2O]) (0.16%). Derived from: Polymer-Coated: Ammonium Nitrate, Ammonium Phosphate, Calcium Phosphate, and Potassium Sulfate; and Ammonium Nitrate, Ammonium Phosphate, Calcium Phosphate, and Potassium Sulfate.
Warnings Keep out of reach of children.

18. Back to The Roots All-Purpose Soil Potting Mix

Back to The Roots All-Purpose Soil Potting Mix

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Amazon
Walmart – Shopfango LLC
Target
Grove Collaborative

Product Details

Specifications

Details
Country/Region of Manufacture United States
Indoor/Outdoor Indoor
Organic No
Application Flower Bed
Form Potting Soil
Volume 6 Dry Quarts

19. Miracle Gro Garden Soil Flowers 1.5 Cu. ft.

Miracle Gro Garden Soil Flowers 1.5 Cu. ft.

  • Comes in 1.5 cuft bag
  • Grow big and beautiful in-ground flowers
  • Moisture control protects your garden from over or under watering
  • Miracle-Gro continuous release plant food feeds flowers for up to three months
  • Grows flowers twice as big and enhances bloom count for more radiant color

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Amazon
eBay
Ace Hardware
Esbenshade’s Garden Center

Product Details

Specifications

Details
Product Type Garden Soil
Organic No
Fertilizer Analysis (N-P-K) 0.09-0.05-0.07
Ideal for Growing Flower
Feed Duration Up to 3 Months
Bag Capacity/Dry Volume 1.5 cu ft
Brand Name Miracle-Gro

Reviews From Real Customers

tangrene

20. Planting Tabs | 321 Grow, Trees, Plants, Flowers

Planting Tabs | 321 Grow, Trees, Plants, Flowers

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Dr Jimz

Product Details

Reviews From Real Customers

J.R. P.
Randy H.

Conclusion

ing cannabis

As different growers have different preferences. However, some of the most popular options include soil, coco coir, and hydroponics. Each of these growing mediums has its own unique set of benefits and drawbacks, so it’s important to select the one that will best suit your needs.

Soil is often considered the easiest growing medium to use, as it requires little to no experience or knowledge to get started. Coco coir is another popular option, as it is able to hold more water and nutrients than soil, which can be beneficial for autoflowering cannabis plants.

Hydroponics is the most advanced growing medium, and it can be tricky to set up and maintain. However, it can provide superior results in terms of plant growth and yield.

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