When to Plant Browallia in Zone 2a

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.

You will be able to figure out when it's possible to plant browallia by referring to the USDA zone info for Zone 2a.

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Planting Calendar for Browallia

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

Browallia do not do well in cold weather which means that you have to wait until it warms up after all chance of frost has passed before you can plant them.

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

The earliest that you can plant browallia in Zone 2a 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 browallia and expect a good harvest is probably August. Any later than that and your browallia may not have a chance to fully mature. If you are starting your browallia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 2a the average date of last frost happens on May 15. You can expect an average low temperature of -50°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 2a is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Zone 2a you get surprised by a frost after May 15 so just be sure to be ready to protect your browallia in the event of a surprise late frost.

USDA Zone Info for Zone 2a

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)August 15
Lowest Expected Low-50°F
Highest Expected Low-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Zone 2a

You may be interested in your other planting guides for Zone 2a.