PRO-MIX MP ORGANIK MYCORRHIZAE | 3.8cu ft - Compressed (30/PL) - OMRI Listed

OMRI Listed Organic Multi-Purpose Growing Medium, 3.8cu ft

Organic herb and vegetable growers need a multi-purpose medium that meets organic certification requirements without giving up the balanced air and water properties a conventional peat-perlite mix provides. PRO-MIX MP Organik Mycorrhizae is built on 60-70% Canadian sphagnum peat moss blended with horticultural grade coir and perlite, with Mycorrhizae PTB299 added for root development, and it's OMRI Listed.

This 3.8cu ft compressed format ships 30 per pallet and expands after opening, sized for larger organic herb and vegetable operations.

Key Features & Benefits

• OMRI Listed Formula — approved for certified organic production.
• 60-70% Canadian Sphagnum Peat Moss — blended with coir and perlite for a balanced organic-compatible base.
• Mycorrhizae PTB299 — helps roots reach further into the mix for nutrients and water while building stress tolerance.
• Horticultural Grade Coir — adds structure and water-holding capacity alongside the peat base.
• Well-Balanced Air and Water — formulated to meet the crop requirements organic herb and vegetable growers need.

Who Should Use PRO-MIX MP Organik Mycorrhizae

This medium fits organic growers producing herbs and vegetables who want an OMRI Listed, well-balanced multi-purpose medium with mycorrhizae already blended in.

About PRO-MIX

PRO-MIX, introduced by Premier Tech in 1968, builds on a peat-substrate business the company has run since 1923. MP Organik pairs the company's peat and coir supply with the PTB299 mycorrhizal strain produced at its biotechnology lab, formulated to meet OMRI organic-production standards.

Frequently Asked Questions

Is this mix OMRI Listed?

Yes, PRO-MIX MP Organik Mycorrhizae is OMRI Listed. Your certifying agency can confirm whether your particular program needs further documentation.

What crops is it designed for?

It's designed to meet the crop requirements of organic growers producing herbs and vegetables specifically. The well-balanced air and water profile is formulated around that use case.

What is it made of?

It's built on 60-70% Canadian sphagnum peat moss blended with horticultural grade coir, horticultural grade perlite, and Mycorrhizae PTB299. The coir addition is part of what keeps the mix OMRI-compatible.

What does the Mycorrhizae do?

Mycorrhizae PTB299 is blended in to expand root systems and increase resistance to root-zone stress. No separate inoculation step is needed.

How many package sizes are available?

It's available in a 2.8cu ft loose fill bag or a 3.8cu ft compressed bag. Growers can size the purchase to a smaller organic operation or a larger commercial program.