Squash is a warm-season crop. It should not be planted until the danger of frost is past. In the list below, note the species from which each variety has been selected. Some do better in certain climates and have different growing season lengths.
- C. argyrosperma and C. mixta grow best in hot arid climates like the Southwest United States
- C. maxima grow best in cooler northern climates, especially along coastal areas of large lakes or oceans where the growing temperature may be more consistent
- C. moschata are best grown in southern humid climates
- C. pepo does best in areas in climates which provide even rainfalls and temperature ranges, such as, coastal regions and the midwestern United States.