One of the great things about gardening — in addition to creating beautiful landscapes and delicious, healthy food — is its educational opportunities. Your friendly Planet Natural blogger has gardened on and off since my childhood some (garbled) years ago and I learn something new almost every time I pick up a how-to book, talk to a companion gardener, or get my hands in the dirt. Best are the things that I once knew nothing about and, as I explore them further, result in deepening levels of understanding and wonder. Current example? Mycorrhiza.
Mycorrhizal fungi are beneficial soil organisms that attach themselves to the roots of plants — almost 95% of the world’s growing things have a symbiotic reationship with mycorrhiza – and help them facilitate the uptake of water and nutrients. I first came aware of mycorrhizal fungi when pursuing hydroponic gardening a few years back. Hydroponic gardeners add mycorrhizal fungi innoculants to their growing solutions to encourage quick and vibrant growth. Some soil boosters also contain them. That’s good as far as it goes. (more…)