One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

It's possible to figure out when it's a good idea to plant iberis by looking at the USDA zone info for Mishawaka.

Planting Calendar for Iberis

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

You can plant iberis just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant iberis in Mishawaka 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 grow to maturity. Starting your iberis indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Mishawaka the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Mishawaka and it changes from year to year. Half of the time in Mishawaka there is a last frost after April 15 so be sure to be ready to cover your iberis if you have a late frost.

USDA Zone Info for Mishawaka

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 Mishawaka

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