One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Grand Junction you can estimate when it's possible to plant flax by looking at 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.

Since flax are one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant flax in Grand Junction 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 really do well. You can get started a few weeks earlier by starting your flax indoors.

Last Frost Date

On average the last frost is on April 15 in Grand Junction. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Grand Junction may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Grand Junction you get surprised by a frost after April 15 so just be sure to be ready to cover your flax in the event of one of those late frosts.

USDA Zone Info for Grand Junction

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Grand Junction

You may be interested in your other planting guides for Grand Junction.