How To Harden Off Seedlings
Hardening off is a simple, but necessary step for seed starters. Growing your own plants from seed offers many rewards – save money, grow varieties not available at local garden centres, and enjoy a steady supply of top quality seedlings for succession planting. But, as I learned that fateful spring, you need to properly harden off your seedlings before introducing them to the ‘real world’ outside. Why? Simple! All plants have a waxy leaf cuticle that protects the foliage from sun and wind, and seedlings that have been grown indoors – in a sunny window, under grow-lights or under glass in a greenhouse – have not fully developed their cuticle layer and need a bit of time to build up this horticultural suit of armor....