If you are new to vegetable gardening, you probably have heard the phrase "true leaves" a time or two. This is especially true if growing from seed, where this phrase is used most often. But what exactly are true leaves?When a seed first emerges from the soil, or potting mixture, it has a set of two leaves called cotyledons. The cotyledons are actually a part of the seed, and act as a food source for the sprouting seedling. At this time the … [Read more...]