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.

One way of estimating when it's possible to plant guara is to consult the USDA zone info for Baltimore.

Planting Calendar for Guara

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

You can not plant guara until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant guara in Baltimore 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. Starting your guara indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Baltimore is just an average the actual date of last frost changes from year to year. Since half of the time in Baltimore it frosts late in the year after April 15 be ready to protect your guara in the event of a late frost.

USDA Zone Info for Baltimore

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Baltimore

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