The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Oregon can be used to estimate when it's the best time to plant guara.

Planting Calendar for Guara

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

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

The earliest that you can plant guara in Oregon 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. Any later than that and your guara may not have a chance to really do well. If you are starting your guara indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Oregon the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Oregon and it is different every year. Since half of the time in Oregon you get surprised by a frost after April 15 be ready to cover your guara if you have a late frost.

USDA Zone Info for Oregon

Here is the info for USDA Zone 6b.

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

Plants to Grow in Oregon

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