One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Hartford City you will be able to estimate when it's possible to plant oxalis.

Planting Calendar for Oxalis

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

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

The earliest that you can plant oxalis in Hartford City 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. If you wait any later than that and your oxalis may not have a chance to really do well. You can get started a few weeks earlier by starting your oxalis indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Hartford City. You can expect an average low temperature of -15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Hartford City is an average and the actual date of last frost changes from year to year. Half of the time in Hartford City you get surprised by a frost after April 15 so be sure to be ready to protect your oxalis in the event of a surprise late frost.

USDA Zone Info for Hartford City

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Hartford City

You may be interested in your other planting guides for Hartford City.