The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant oxalis in Chesterton should be estimated by using the USDA zone info.

Planting Calendar for Oxalis

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

Oxalis require warm weather which means that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant oxalis in Chesterton 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. 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

On average the last frost is on April 15 in Chesterton. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Chesterton is just an average the actual date of last frost is different every year. Since half of the time in Chesterton you get surprised by a frost after April 15 be ready to protect your oxalis if you have a surprise late frost.

USDA Zone Info for Chesterton

Here is the info for USDA Zone 6a.

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

Plants to Grow in Chesterton

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