Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when it's possible to plant tritoma by using the USDA zone info for Gunnison.

Planting Calendar for Tritoma

Frost tolerance for tritoma:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Tritoma are very cold tolerant which means that you can plant them a quite a bit earlier than other frost tender plants.

The earliest that you can plant tritoma in Gunnison is March. However, you really should wait until April if you don't want to take any chances.

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

Last Frost Date

On average all chance of frost has passed is on May 15 in Gunnison. You should expect an average low temperature of -30°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Gunnison is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Gunnison you get surprised by a frost after May 15 be ready to cover your tritoma in the event of one of those late frosts.

USDA Zone Info for Gunnison

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Gunnison

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