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

The first opportunity to plant iberis in Stoughton should be estimated by using the USDA zone info.

Planting Calendar for Iberis

Frost tolerance for iberis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Iberis are moderately cold tolerant which means that you can get them planted earlier than more sensitive plants.

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

The last month that you can plant iberis and expect a good harvest is probably September. If you wait any later than that and your iberis may not have a chance to really do well. If you are starting your iberis indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Stoughton. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Stoughton 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 Stoughton you get surprised by a frost after April 15 be ready to cover your iberis in the event of a late frost.

USDA Zone Info for Stoughton

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 Stoughton

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