Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Manchester you can figure out when to plant zucchini by using the USDA zone info.

Planting Calendar for Zucchini

Frost tolerance for zucchini:	Not tolerant of frost.
When to plant:	After the last frost.

You can not plant zucchini until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant zucchini in Manchester is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant zucchini and expect a good harvest is probably August. If you wait any later than that and your zucchini may not have a chance to grow to maturity. Starting your zucchini indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Manchester. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Manchester is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Manchester it frosts late in the year after April 15 be ready to protect your zucchini if you have a late frost.

USDA Zone Info for Manchester

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Manchester

You may be interested in your other planting guides for Manchester.