One of the best tools that you have as gardeners to help us determine 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.

By checking out the USDA zone info for Flagstaff you will be able to determine when it's possible to plant guara.

Planting Calendar for Guara

Frost tolerance for guara:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since guara are not cold tolerant it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant guara in Flagstaff is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant guara and expect a good harvest is probably August. If you wait any later than that and your guara may not have a chance to really do well. You can get started a couple of weeks earlier by starting your guara indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Flagstaff. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Flagstaff may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Flagstaff it frosts late in the year after April 15 be ready to protect your guara in the event of a surprise late frost.

USDA Zone Info for Flagstaff

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 Flagstaff

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