Before planting it is a good idea to find your USDA Zone info to estimate 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.

The USDA zone info for Havre can be read to estimate when it's possible to plant livingstone daisy.

Planting Calendar for Livingstone Daisy

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

It's probably not a good idea to plant livingstone daisy until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant livingstone daisy in Havre is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant livingstone daisy and expect a good harvest is probably August. If you wait any later than that and your livingstone daisy may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your livingstone daisy indoors.

Last Frost Date

In Havre the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Havre and it will vary from year to year. Half of the time in Havre there is a last frost after May 15 so just be sure to be ready to cover your livingstone 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.