Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant oxalis in Forney can be figured out by referring to the USDA zone info.

Planting Calendar for Oxalis

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

Since oxalis are not cold tolerant you have to wait until after the last frost before you can plant them.

The earliest that you can plant oxalis in Forney 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. You probably don't want to wait any later than that or else your oxalis may not have a chance to grow to maturity. Starting your oxalis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Forney. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Forney is an average the actual date of last frost changes from year to year. Since half of the time in Forney you get a frost after March 15 be ready to protect your oxalis in the event of one of those late frosts.

USDA Zone Info for Forney

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Forney

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