The USDA Zone info is a great tool for gardeners to help us figure out your gardening 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 Baker City it's a good idea to determine when it's a good idea to plant zucchini.

Planting Calendar for Zucchini

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

You can not plant zucchini until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant zucchini in Baker City 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. You probably don't want to wait any later than that or else your zucchini may not have a chance to fully mature. If you are starting your zucchini indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Baker City is just an average the actual date of last frost will vary from year to year. Half of the time in Baker City you get surprised by a frost after April 15 so make sure that you are prepared to protect your zucchini in the event of a surprise late frost.

USDA Zone Info for Baker City

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Baker City

You may be interested in your other planting guides for Baker City.