Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. 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 figure out when it's a good idea to plant flax by using the USDA zone info for Simpsonville.

Planting Calendar for Flax

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

Flax can survive in a little bit of cold which tells us that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant flax in Simpsonville 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. You probably don't want to wait any later than that or else your flax may not have a chance to grow to maturity. If you are starting your flax indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Simpsonville the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Just be sure to remember that USDA zone info for Simpsonville is just an average and the actual date of last frost is different every year. Half of the time in Simpsonville there is a last frost after April 15 so make sure that you are prepared to protect your flax in the event of a surprise late frost.

USDA Zone Info for Simpsonville

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Simpsonville

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