Premier Pro-Mix HP Mycorrhizae 3.8 cu ft
$2,199.99
Made in USA
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In stock — ships in 1–2 business days from Texas
Shipping Policy
Most products ship from our Texas facility in 1 to 2 business days. Express shipments placed after 12PM EST ship the next business day. Full details are on our Shipping page.
Returns Policy
Returns can be made on most products within 30 days of purchase. After 30 days we are unable to offer a refund or exchange. Certain products are non-returnable. For full details visit our Returns Policy.
Shipping weight
Weight: 515.0 lb
ProMix Soil Medium for Microgreens and Plant Starts!
This product is only available by pallet (30 - 3.8 cu ft. bags). Pro-Mix® HP Mycorrhizae™ is the microgreens top choice for soil growing media. It has exceptional drainage because of its high-porosity, peat-based formula. It is great for root cuttings and propagation as well as seed starting and ornamentals. This highly versatile medium contains Canadian sphagnum peat moss (65-75% per volume), horticulture grade perlite, dolomitic and calcitic limestone (for PH adjustment), wetting agents, and mycorrhizae- endomycorrhizal fungi (glomus intraradices). This PH-neutral mix provides plants with everything they need for optimal results. Available by pallets of 30 3.8 cu ft bags.
The 3.8 cu. ft. size is compressed and expands to approximately 7 cu. ft.
Key Features of Promix Soil Mix
- Contains 100% natural Mycorrhizae
- Peat-based growing medium with perlite.
- Ideal for the production of vegetable transplants and microgreens
- High water holding qualities
- pH adjusted
*This item can not be returned.
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Rated 5.0 out of 5 by 3 growers
Recent 4- and 5-star reviews. Read all 3 reviews →
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5 out of 5 stars
Great Growing Medium!
It's a fantastic growing medium and ordering from Bootstrap was easy as always. It made it all the way to Alaska in fantastic shape. Thank you!
Customer, June 2023 -
5 out of 5 stars
Quick delivery!
Great item and very fast freight delivery! I will be ordering again!
Marissa W., September 2022 -
5 out of 5 stars
Pro Mix
Delivery was quick! Service excellent! Product arrived in perfect condition! Most definitely ordering from Bootstrap Farmer again! Thank you for selling quality products at a fair price! As a small business owner I appreciate the free shipping on bulk items! The Flower House
Anne J., February 2022