Before planting it is a good idea to find your USDA Zone info to estimate 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.

By using the USDA zone info for Nephi it's a good idea to figure out when you can plant zucchini.

Planting Calendar for Zucchini

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

Since zucchini are not cold tolerant it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant zucchini in Nephi 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. Any later than that and your zucchini may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your zucchini indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Nephi. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Nephi is an average the actual date of last frost is different every year. Half of the time in Nephi you get a frost after April 15 so make sure that you are prepared to protect your zucchini if you have a surprise late frost.

USDA Zone Info for Nephi

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Nephi

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