When to Plant Bellis in Havre, MT

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's possible to plant bellis in Havre by using the USDA zone info.

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Planting Calendar for Bellis

Frost tolerance for bellis: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Since bellis are moderately cold tolerant you can plant them just a bit earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant bellis
Possibly ok, but a risky time to plant bellis
Probably not a good time to plant bellis

The earliest that you can plant bellis in Havre 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 bellis and expect a good harvest is probably August. You probably don't want to wait any later than that or else your bellis may not have a chance to really do well. You can get started a few weeks earlier by starting your bellis indoors.

Last Frost Date

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

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Havre and it changes from year to year. Half of the time in Havre you get surprised by a frost after May 15 so make sure that you are ready to protect your bellis in the event of one of those late frosts.

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.