1. A change in the chemistry of a gene that is perpetuated in subsequent divisions of the cell in which it occurs; a change in the sequence of base pairs in the chromosomal molecule. 2. De Vries, term for the sudden production of a species, as distinguished from variation. [L. muto, pp.
Sugar or snow peas are grown for their flat, green pods. Peas are a cool-season crop that must mature before the weather gets warm. The ideal growing temperature for peas is 55Â°F to 70Â°F. Sow peas in the garden 6 weeks before the average last frost date in spring or as soon as the soil can be worked.How to plant and spacing.lanting time. Peas are a cool-season crop that must mature before the weather gets warm. The ideal growing temperature for peas is 55Â°F to 70Â°F. Sow peas in the garden 6 weeks before the average last frost date in spring or as soon as the soil can be worked.
Harvesting peas for edible pods can occur as early as 54 days after planting if youâve planted an early variety. When harvesting for pea pods, you can harvest when the pods are flat but at the right length for your variety of peas. When to pick peas is determined by what you want from the pea. If you prefer edible hulls with developed seeds, allow more time before picking peas.