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 reviewing the USDA zone info for Suwanee it's a good idea to figure out when you can plant oxalis.

Planting Calendar for Oxalis

Frost tolerance for oxalis:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You should not plant oxalis until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant oxalis in Suwanee 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 oxalis and expect a good harvest is probably August. Any later than that and your oxalis may not have a chance to grow to maturity. Starting your oxalis indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Suwanee is not always accurate the actual date of last frost changes from year to year. Since half of the time in Suwanee you get surprised by a frost after April 15 be ready to protect your oxalis if you have a late frost.

USDA Zone Info for Suwanee

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 Suwanee

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