Premier Horticulture Pro-Mix BX 3.8 cu ft

Pro-Mix BX Mycorrhizae is a general purpose peat-based growing medium containing, a beneficial mycorrhizal inoculum (Glomus intraradices). These microscopic fungi attach to and colonize the root systems working in symbiosis with plants. Contains: Canadian Sphagnum peat moss (75-85%/volume), Perlite