One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In College Place you can estimate when it's a good idea to plant mecardonia by referring to the USDA zone info.

Planting Calendar for Mecardonia

Frost tolerance for mecardonia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since mecardonia are not cold tolerant it is necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant mecardonia in College Place 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 mecardonia and expect a good harvest is probably August. Any later than that and your mecardonia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your mecardonia indoors.

Last Frost Date

The average date of last frost is April 15 in College Place. In the coldest months of winter you can expect an average low temperature of 0°F.

Keep in mind that USDA zone info for College Place may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in College Place last frost occurs after April 15 so always be ready to cover your mecardonia if you have a late frost.

USDA Zone Info for College Place

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 College Place

You may be interested in your other planting guides for College Place.