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.

You should be able to figure out when it's possible to plant tagetes by checking out the USDA zone info for Glenwood Springs.

Planting Calendar for Tagetes

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

Since tagetes do not do well in cold weather it is necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant tagetes 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 tagetes and expect a good harvest is probably August. If you wait any later than that and your tagetes may not have a chance to grow to maturity. If you are starting your tagetes indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Glenwood Springs. In the coldest months of winter you should expect an average low temperature of -10°F.

Just be sure to remember that USDA zone info for Glenwood Springs is not always accurate and the actual date of last frost changes from year to year. Half of the time in Glenwood Springs last frost occurs after April 15 so make sure that you are ready to cover your tagetes in the event of a surprise late frost.

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.