One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Havre you should be able to estimate when it's possible to plant chocolate daisy.

Planting Calendar for Chocolate Daisy

Frost tolerance for chocolate daisy:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chocolate Daisy are one of those plants that can tolerate a tiny bit of cold weather which means that you can start planting them slightly earlier than other frost tender plants.

The earliest that you can plant chocolate daisy in Havre 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 chocolate daisy and expect a good harvest is probably August. If you wait any later than that and your chocolate daisy may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your chocolate daisy indoors.

Last Frost Date

In Havre the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -30°F.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Havre and it can change quite a bit from year to year. Since half of the time in Havre you get surprised by a frost after May 15 be ready to cover your chocolate daisy if you have a surprise late frost.

USDA Zone Info for Havre

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 Havre

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