Before planting it is a good idea to find your USDA Zone info to determine 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 calliopsis in Mcminnville can be estimated by looking at the USDA zone info.

Planting Calendar for Calliopsis

Frost tolerance for calliopsis:	Not tolerant of frost.
When to plant:	After the last frost.

Since calliopsis do not do well in cold weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant calliopsis in Mcminnville 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 calliopsis and expect a good harvest is probably August. Any later than that and your calliopsis may not have a chance to fully mature. Starting your calliopsis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Mcminnville. In the coldest months of winter you should expect an average low temperature of 0°F.

Keep in mind that USDA zone info for Mcminnville is just an average and the actual date of last frost changes from year to year. Half of the time in Mcminnville you get surprised by a frost after April 15 so be sure to be ready to cover your calliopsis in the event of a surprise late frost.

USDA Zone Info for Mcminnville

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 Mcminnville

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