When to Plant Zucchini in Brush, CO

Before planting it is a good idea to find your USDA Zone info to determine 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 Brush you can figure out when it's a good idea to plant zucchini by referring to the USDA zone info.


Planting Calendar for Zucchini

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

It's not a good idea to plant zucchini until after the last frost because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant zucchini
Possibly ok, but a risky time to plant zucchini
Probably not a good time to plant zucchini

The earliest that you can plant zucchini in Brush 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 fully mature. You can get started a couple of weeks earlier by starting your zucchini indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Brush. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Brush may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Brush you get a frost after April 15 be ready to protect your zucchini in the event of a surprise late frost.

USDA Zone Info for Brush

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Brush

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