One of the best tools that you have as gardeners to help us determine 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.

In Wadsworth you can figure out when it's possible to plant coleus by using the USDA zone info.

Planting Calendar for Coleus

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

Coleus require warm weather which tells us that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant coleus in Wadsworth 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 coleus and expect a good harvest is probably August. Any later than that and your coleus may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your coleus indoors.

Last Frost Date

In Wadsworth the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Wadsworth and it changes from year to year. Half of the time in Wadsworth it frosts late in the year after April 15 so be sure to be ready to cover your coleus if you have a surprise late frost.

USDA Zone Info for Wadsworth

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Wadsworth

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