When to Plant Aurinia in Zone 3b

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

A way of making a decision about when it's possible to plant aurinia is to refer to the USDA zone info for Zone 3b.

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Planting Calendar for Aurinia

Frost tolerance for aurinia: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

You can plant aurinia a lot earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

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

The earliest that you can plant aurinia in Zone 3b 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 aurinia and expect a good harvest is probably August. Any later than that and your aurinia may not have a chance to grow to maturity. Starting your aurinia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zone 3b the average date of last frost happens on May 15. You should expect an average low temperature of -35°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 3b and it will vary from year to year. Since half of the time in Zone 3b you get surprised by a frost after May 15 be ready to cover your aurinia if you have one of those late frosts.

USDA Zone Info for Zone 3b

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-35°F
Highest Expected Low-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Zone 3b

You may be interested in your other planting guides for Zone 3b.