Comparison: Best Miracle Gro Organic Garden Soil (Updated | Nov 11th)
If you’ve ever dreamed of a thriving garden that bursts with life, you know it all starts with the soil. Miracle-Gro’s organic garden soils promise rich, nourishing results—without synthetic chemicals. But with multiple options on the shelf, which one truly delivers? Whether you’re growing veggies, flowers, or herbs, let’s find the Miracle-Gro organic soil that turns your garden dreams into reality—naturally.
- Best for quick-feed outdoor: Miracle-Gro Organic Outdoor Potting Mix
- Best for peat-free raised: Miracle-Gro Organic Raised Bed & Garden Soil with Quick Release Natural Fertilizer
- Best for double outdoor mix: Miracle-Gro Organic Outdoor Potting Mix
- Best for large-scale outdoor: Miracle-Gro Organic Outdoor Potting Mix
- Best for water-balance indoor: Miracle-Gro Organic Indoor Potting Mix
- Best for premium 3-month: Miracle-Gro Performance Organics All Purpose Container Mix with Natural and Organic Ingredients
- Best for triple in-ground: Miracle-Gro 3 Pack Performance Organics All Purpose In-Ground Garden Soil with Organic and Natural Ingredients
- Best for dual indoor mix: Miracle-Gro Organic Indoor Potting Mix
- Best for dual in-ground: Miracle-Gro 2 Pack Performance Organics All Purpose In-Ground Garden Soil with Organic and Natural Ingredients
- Best for quick-release raised: Miracle-Gro Organic Raised Bed and Garden Soil with Quick Release Natural Fertilizer
Product Comparison: Best Miracle Gro Organic Garden Soil
Miracle-Gro Organic Outdoor Potting Mix, for Outdoor Container Plants, Contains Quick-Release Natural Fertilizer, OMRI Listed, 16 qt.
- Miracle-Gro Organic Outdoor Potting Mix contains a quick-release natural fertilizer and also feeds plants for up to 2 months
- This potting mix is made with responsibly sourced peat (one hundred percent of peat sourced from certified producers)
- Use this organic potting mix with all types of outdoor container plants, including flowers, vegetables, herbs, annuals, and perennials
- To plant in pots, fill the container partially full with potting mix, place the plant in the pot after loosening the root ball, cover with more mix and water thoroughly
- One 16 qt. bag of Miracle-Gro Organic Outdoor Potting Mix fills one 12-inch container (amounts may vary based on the size of the root ball)
Miracle-Gro Organic Raised Bed & Garden Soil with Quick Release Natural Fertilizer, Peat Free, 1 cu. ft., 2-Pack
- Miracle-Gro Organic Raised Bed & Garden Soil is a soil blend with quick release natural fertilizer
- Feeds plants for up to 2 months
- This organic soil blend is peat free and formulated with upcycled green waste
- Successful Organic Gardening Made Attainable
- This bundle includes two 1 cu. Ft. bags of Miracle-Gro Organic Raised Bed & Garden Soil
Miracle-Gro Organic Outdoor Potting Mix, for Outdoor Container Plants, Contains Quick-Release Natural Fertilizer, OMRI Listed, 16 qt., 2-Pack
- Miracle-Gro Organic Outdoor Potting Mix contains a quick-release natural fertilizer and also feeds plants for up to 2 months
- This potting mix is made with responsibly sourced peat (one hundred percent of peat sourced from certified producers)
- Use this organic potting mix with all types of outdoor container plants, including flowers, vegetables, herbs, annuals, and perennials
- To plant in pots, fill the container partially full with potting mix, place the plant in the pot after loosening the root ball, cover with more mix and water thoroughly
- This bundle includes two 16 qt. bags of Miracle-Gro Organic Outdoor Potting Mix; each fills one 12-inch container (amounts may vary based on the size of the root ball)
Miracle-Gro Organic Outdoor Potting Mix, for Outdoor Container Plants, Contains Quick-Release Natural Fertilizer, OMRI Listed, 25 qt.
- Miracle-Gro Organic Outdoor Potting Mix contains a quick-release natural fertilizer and also feeds plants for up to 2 months
- This potting mix is made with responsibly sourced peat (one hundred percent of peat sourced from certified producers)
- Use this organic potting mix with all types of outdoor container plants, including flowers, vegetables, herbs, annuals, and perennials
- To plant in pots, fill the container partially full with potting mix, place the plant in the pot after loosening the root ball, cover with more mix and water thoroughly
- One 25 qt. bag of Miracle-Gro Organic Outdoor Potting Mix fills three 10-inch containers (amount may vary based on the size of the root ball)
Miracle-Gro Organic Indoor Potting Mix, Protects Against Over and Under Watering, for Indoor Container Plants, Houseplants and Starter Plants, OMRI Listed, 16 qt.
- Miracle-Gro Organic Indoor Potting Mix protects indoor plants against over and under watering
- This organic container mix is made with responsibly sourced sphagnum peat moss (one hundred percent of peat sourced from certified producers), coir, and quick-start natural fertilizer
- Use this potting medium with all types of indoor container plants, including houseplants and herbs; also great for seed starting
- To plant seeds, fill container with potting mix, follow seed package planting directions, and water; To use with transplants, partially fill container, place plant after loosening the root ball, cover with more mix pressing lightly, and water
- One 16 qt. bag of Miracle-Gro Organic Indoor Potting Mix fills one 12-inch container (amounts may vary based on the size of the root ball)
Miracle-Gro Performance Organics All Purpose Container Mix with Natural and Organic Ingredients, Feeds Container Grown Vegetables, Flowers and Herbs for up to 3 Months, 1 cu. ft.
- Organic Goodness: Grow vibrant flowers, herbs, and veggies with Miracle-Gro Performance Organics All Purpose Container Mix made with organic and natural ingredients, like aged compost, for the spectacular results you expect
- Bountiful Harvests: Get twice the bounty versus unfed plants for more container-grown vegetables, flowers, and herbs
- How to Use: Perfect for all your indoor and outdoor container gardening, simply fill your favorite pots with this potting soil and watch your flowers, vegetables, and herbs thrive
- Nourish: This premium organic container soil provides continuous plant nutrition for up to 3 months, helping your potted plants flourish
- Trusted Results: Grow confidently with this OMRI Listed container mix that gives you the Miracle-Gro results you love with the organic and natural ingredients you want
Miracle-Gro 3 Pack Performance Organics All Purpose In-Ground Garden Soil with Organic and Natural Ingredients, Feeds Vegetables, Flowers and Herbs for Up to 3 Months, 1.3 cu. ft.
- Bigger Harvests: Grow up to 2X more bounty vs unfed plants for more vegetables, flowers and herbs, guaranteed
- Where To Use: Enjoy more vegetables, flowers and herbs when you use this all-purpose organic soil to enhance your garden beds and in-ground plantings
- Nutrition: Feeds your plants for up to 3 months, giving them the organic nutrition they need to flourish all season long
- How To Use: Amend garden beds by mixing a 3 inch layer of this all-purpose soil into the top 6 inches of native soil before planting
- Omri Listed: Enjoy the Miracle-Gro results you expect using organic and natural ingredients, including aged compost; OMRI Listed for organic use
Miracle-Gro Organic Indoor Potting Mix, Protects Against Over and Under Watering, for Indoor Container Plants, Houseplants and Starter Plants, OMRI Listed, 16 qt., 2-Pack
- Miracle-Gro Organic Indoor Potting Mix protects indoor plants against over and under watering
- This organic container mix is made with responsibly sourced sphagnum peat moss (one hundred percent of peat sourced from certified producers), coir, and quick-start natural fertilizer
- Use this potting medium with all types of indoor container plants, including houseplants and herbs; also great for seed starting
- To plant seeds, fill container with potting mix, follow seed package planting directions, and water; To use with transplants, partially fill container, place plant after loosening the root ball, cover with more mix pressing lightly, and water
- This bundle includes two 16 qt. bags of Miracle-Gro Organic Indoor Potting Mix; each bag fills one 12-inch container (amounts may vary based on the size of the root ball)
Miracle-Gro 2 Pack Performance Organics All Purpose In-Ground Garden Soil with Organic and Natural Ingredients, Feeds Vegetables, Flowers and Herbs for Up to 3 Months, 1.3 cu. ft.
- Bigger Harvests: Grow up to 2X more bounty vs unfed plants for more vegetables, flowers and herbs, guaranteed
- Where To Use: Enjoy more vegetables, flowers and herbs when you use this all-purpose organic soil to enhance your garden beds and in-ground plantings
- Nutrition: Feeds your plants for up to 3 months, giving them the organic nutrition they need to flourish all season long
- How To Use: Amend garden beds by mixing a 3 inch layer of this all-purpose soil into the top 6 inches of native soil before planting
- Omri Listed: Enjoy the Miracle-Gro results you expect using organic and natural ingredients, including aged compost; OMRI Listed for organic use
Miracle-Gro Organic Raised Bed and Garden Soil with Quick Release Natural Fertilizer, Peat Free, OMRI Listed, 1 cu. ft
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Buying Guide
FAQs
What should I look for when choosing between Miracle‑Gro Organic Outdoor Potting Mix and the Organic Raised Bed & Garden Soil?
Consider where you will be planting: the Outdoor Potting Mix is formulated for containers and includes responsibly sourced peat, while the Raised Bed Soil is peat‑free and made from upcycled green waste for in‑ground beds. Both contain a quick‑release natural fertilizer that feeds for up to two months, but the soil blend is designed to improve native soil structure. Choose the potting mix for potted flowers, herbs, or vegetables, and the raised‑bed blend for larger garden beds.
How does the nutrient duration differ among the organic mixes?
The Outdoor Potting Mixes and the Raised Bed Soil both promise up to two months of feeding from their quick‑release fertilizer. The Performance Organics All‑Purpose Container Mix and the In‑Ground Garden Soil extend nutrition to three months, giving a longer feeding window for season‑long crops. If you prefer fewer re‑feeds, the three‑month formulas may provide better value.
Which product gives the best value per cubic foot or quart?
The 25‑quart Outdoor Potting Mix (B0DNG9V7DW) fills roughly three 10‑inch containers, offering a lower cost per container than the 16‑quart bags. For raised‑bed gardeners, the two‑bag 1‑cu ft bundle (B0CZPJ9BBS) provides a convenient bulk purchase, while the 3‑pack In‑Ground Soil (B0FCNVTTNR) covers larger garden beds at a competitive price per cubic foot. Compare the total volume you need against the bag size to determine the most economical option.
Is the OMRI listing important for my organic garden?
Yes. An OMRI‑listed product, such as the Performance Organics All‑Purpose Container Mix and the In‑Ground Garden Soil, meets strict organic standards, ensuring the ingredients are approved for certified organic production. This can be crucial if you are growing certified organic produce or prefer to avoid synthetic additives.
Can I use the Indoor Potting Mix for outdoor containers?
While the Indoor Potting Mix (B0DNGB724S) is formulated to protect against over‑ and under‑watering and includes sphagnum peat, it works well for both indoor and sheltered outdoor containers. However, for exposed outdoor conditions, the Outdoor Potting Mix’s peat content and quick‑release fertilizer may provide better moisture retention and nutrient availability.
How do bundle packs affect convenience and cost?
Bundle packs, such as the two‑bag 16‑qt Outdoor Potting Mix (B0DQW7RJ53) or the two‑bag Indoor Potting Mix (B0DQZHG1J7), reduce the need for frequent re‑ordering and often lower the per‑bag price. They are ideal for gardeners who have multiple containers or plan to rotate crops throughout the season, ensuring a steady supply of soil without extra shipping fees.
What are the environmental benefits of the peat‑free Raised Bed Soil?
The Raised Bed Soil is made from upcycled green waste and contains no peat, helping to preserve peatland ecosystems that store carbon. Its formulation also improves soil health by adding organic matter, which supports beneficial microbes and reduces the need for synthetic amendments.
How do I determine the right bag size for my container or garden bed?
A 16‑qt bag typically fills one 12‑inch container, while a 25‑qt bag can fill three 10‑inch containers. For garden beds, the 1‑cu ft bags of Raised Bed Soil are designed to amend a 3‑ft × 3‑ft area at a depth of 3‑inches. Calculate the total volume of soil needed and match it to the bag specifications to avoid over‑ or under‑purchasing.
Which product should I choose for the highest harvest potential?
The Performance Organics All‑Purpose Container Mix and the 3‑Pack In‑Ground Garden Soil both claim up to double the bounty compared to unfed plants, thanks to their three‑month nutrient release and high organic matter content. If you are focused on maximizing yields in containers, the All‑Purpose Container Mix is ideal; for in‑ground beds, the In‑Ground Garden Soil offers the same performance boost.