One of the best tools that you have as gardeners to help us estimate 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 Middleton you can determine when you can plant artemesia by checking out the USDA zone info.

Planting Calendar for Artemesia

Frost tolerance for artemesia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Artemesia are barely cold tolerant which means that you can plant them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant artemesia in Middleton is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant artemesia and expect a good harvest is probably August. If you wait any later than that and your artemesia may not have a chance to fully mature. Starting your artemesia 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 Middleton. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Middleton is an average the actual date of last frost changes from year to year. Since half of the time in Middleton there is a last frost after April 15 be ready to cover your artemesia if you have a surprise late frost.

USDA Zone Info for Middleton

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 Middleton

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