Before planting it is a good idea to find your USDA Zone info to figure out 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.

A way of determining when you can plant oxalis is to refer to the USDA zone info for Stamford.

Planting Calendar for Oxalis

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

Oxalis do not do well in cold weather which means that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant oxalis in Stamford 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. You can get started a little bit earlier by starting your oxalis indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Stamford. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Stamford may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Stamford you get a frost after April 15 be ready to protect your oxalis in the event of a late frost.

USDA Zone Info for Stamford

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Stamford

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