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.

The USDA zone info for Downingtown should be looked at 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.

Since guara require warm weather 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 Downingtown 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. You probably don't want to wait any later than that or else 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 little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Downingtown. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Downingtown may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Downingtown 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 Downingtown

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 Downingtown

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