The six lessons cover the structure and function of the parts of a plant, soils and seeds, and plant reproduction and propagation as well as the life cycles of perennials, biennials, and annuals.
(The six lessons; cover; the structure and function of the parts of a plant, soils and seeds, and plant reproduction and propagation as well as the life cycles of perennials, biennials, and annuals)
The six lessons
cover
the structure and function of the parts of a plant, soils and seeds, and plant reproduction and propagation as well as the life cycles of perennials, biennials, and annuals