A premium mix for indoor growing, Sunshine® Mix #4 with Mycorrhizae contains a higher amount of horticultural perlite for plants that prefer greater air porosity. Its our classic #4 boosted with endomycorrhizae, and this product contains RESiLIENCE®, which may improve resistance to wilting. Low phosphorus fertilizer has been included to better support mycorrhizae establishment and growth.


Canadian Sphagnum peat moss, perlite, dolomite lime, low phosphorus fertilizer, proprietary blend of endomycorrhizae, and wetting agent


Recommended for the culture of greenhouse and nursery crops.

» Download OMRI Sheet for Product

» SS Mix #4 Plus Myco Spec Sheet