When to Plant Flax in Libertyville, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when you can plant flax in Libertyville by using 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.

Flax do ok in mild cold which means that you can plant them a little earlier in the year than other frost tender plants.

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

The earliest that you can plant flax in Libertyville 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. If you wait any later than that and your flax may not have a chance to grow to maturity. Starting your flax indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Libertyville. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Libertyville and it will vary from year to year. Half of the time in Libertyville it frosts late in the year after April 15 so be sure to be ready to cover your flax if you have a late frost.

USDA Zone Info for Libertyville

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Libertyville

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