Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Ada you can estimate when you can plant iresene by checking out the USDA zone info.

Planting Calendar for Iresene

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

Since iresene are not cold tolerant you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant iresene in Ada 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 iresene and expect a good harvest is probably August. If you wait any later than that and your iresene may not have a chance to fully mature. Starting your iresene indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Ada. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Ada may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Ada you get surprised by a frost after April 15 so just be sure to be ready to cover your iresene if you have a surprise late frost.

USDA Zone Info for Ada

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Ada

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