One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when it's the best time to plant flax by looking at the USDA zone info for Davenport.

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 a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant flax in Davenport 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 few weeks earlier.

Last Frost Date

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

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Davenport and it will vary from year to year. Half of the time in Davenport there is a last frost after April 15 so make sure that you are ready to protect your flax if you have a surprise late frost.

USDA Zone Info for Davenport

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 Davenport

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