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.

The earliest that you can plant flax in Union can be figured out by checking out the USDA zone info.

Planting Calendar for Flax

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

You can plant flax just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant flax in Union is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant flax and expect a good harvest is probably September. Any later than that and your flax may not have a chance to fully mature. You can get started a few weeks earlier by starting your flax indoors.

Last Frost Date

The average date of last frost is April 15 in Union. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Union is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Union last frost occurs after April 15 so just be sure to be ready to cover your flax in the event of a late frost.

USDA Zone Info for Union

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Union

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