The USDA Zone info is a great tool for gardeners to help us estimate 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.

In Jefferson you can determine when you can plant hamelia by reviewing the USDA zone info.

Planting Calendar for Hamelia

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

It's probably a bad idea to plant hamelia until after the last frost because they are not cold tolerant.

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

Last Frost Date

The average date of last frost is April 15 in Jefferson. You should expect an average low temperature of -20°F in the coldest months of winter.

It's important to remember that USDA zone info for Jefferson is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Jefferson there is a last frost after April 15 so make sure that you are prepared to cover your hamelia if you have one of those late frosts.

USDA Zone Info for Jefferson

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Jefferson

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