Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of estimating when it's the best time to plant oxalis is to look at the USDA zone info for Sanford.

Planting Calendar for Oxalis

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

You can not plant oxalis until after the last frost because they require warm weather.

The earliest that you can plant oxalis in Sanford is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant oxalis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your oxalis may not have a chance to really do well. If you are starting your oxalis indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Sanford. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Sanford is not always accurate the actual date of last frost changes from year to year. Half of the time in Sanford it frosts late in the year after February 15 so make sure that you are ready to cover your oxalis if you have one of those late frosts.

USDA Zone Info for Sanford

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Sanford

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