One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Kalispell you can determine when it's the best time to plant tagetes by reviewing the USDA zone info.

Planting Calendar for Tagetes

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

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 Kalispell 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 fully mature. You can get started a few weeks earlier by starting your tagetes indoors.

Last Frost Date

The average date of last frost is April 15 in Kalispell. In the coldest months of winter you should expect an average low temperature of -20°F.

Always keep in mind that USDA zone info for Kalispell is an average and the actual date of last frost is different every year. Half of the time in Kalispell last frost occurs after April 15 so be sure to be ready to protect your tagetes in the event of a late frost.

USDA Zone Info for Kalispell

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 Kalispell

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