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 should be able to determine when it's a good idea to plant aurinia by using the USDA zone info for Farmington.

Planting Calendar for Aurinia

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

Since aurinia are one of those plants that can tolerate quite a bit of cold weather you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant aurinia in Farmington 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. You probably don't want to wait any later than that or else your aurinia may not have a chance to really do well. You can get started a few weeks earlier by starting your aurinia indoors.

Last Frost Date

In Farmington the average date of last frost happens on May 15. You can expect an average low temperature of -25°F in the coldest months of winter.

Keep in mind that USDA zone info for Farmington is an average and the actual date of last frost will vary from year to year. Since half of the time in Farmington you get surprised by a frost after May 15 be ready to cover your aurinia if you have a late frost.

USDA Zone Info for Farmington

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Farmington

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