One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Glenwood Springs can be used to figure out when it's the best time to plant pumpkins.

Planting Calendar for Pumpkins

Frost tolerance for pumpkins:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Pumpkins require warm weather which means that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant pumpkins in Glenwood Springs 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 pumpkins and expect a good harvest is probably August. If you wait any later than that and your pumpkins may not have a chance to really do well. You can get started a little bit earlier by starting your pumpkins indoors.

Last Frost Date

The average date of last frost is April 15 in Glenwood Springs. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Glenwood Springs may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Glenwood Springs last frost occurs after April 15 be ready to cover your pumpkins if you have one of those late frosts.

USDA Zone Info for Glenwood Springs

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 Glenwood Springs

You may be interested in your other planting guides for Glenwood Springs.