The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when you can plant coleus by checking out the USDA zone info for Hamilton.

Planting Calendar for Coleus

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

It's probably not a good idea to plant coleus until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant coleus in Hamilton 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 really do well. You can get started a few weeks earlier by starting your coleus indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Hamilton. In the coldest months of winter you can expect an average low temperature of 5°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Hamilton and it is different every year. Since half of the time in Hamilton you get surprised by a frost after April 15 be ready to cover your coleus in the event of a surprise late frost.

USDA Zone Info for Hamilton

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 Hamilton

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