The USDA Zone info is a great tool for gardeners to help us figure out your gardening 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 coleus in Allen can be figured out by reviewing the USDA zone info.

Planting Calendar for Coleus

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

Since coleus do not do well in cold weather it's important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant coleus in Allen 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. If you wait any later than that and your coleus may not have a chance to fully mature. Starting your coleus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Allen. You should expect an average low temperature of 10°F in the coldest months of winter.

Remember that USDA zone info for Allen is just an average and the actual date of last frost will vary from year to year. Half of the time in Allen there is a last frost after March 15 so make sure that you are ready to protect your coleus in the event of a late frost.

USDA Zone Info for Allen

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Allen

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