One of the first steps you take when you are getting a good idea your gardening schedule is find your 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.

The earliest that you can plant oxalis in Gardiner can be figured out by using the USDA zone info.

Planting Calendar for Oxalis

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

It's a bad idea to 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 Gardiner 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 little bit earlier by starting your oxalis indoors.

Last Frost Date

The average date of last frost is April 15 in Gardiner. It might get as low as -20°F during the coldest months of winter.

Always keep in mind that USDA zone info for Gardiner may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Gardiner you get surprised by a frost after April 15 so always be ready to protect your oxalis if you have one of those late frosts.

USDA Zone Info for Gardiner

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Gardiner

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