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

The earliest that you can plant artemesia in Madisonville should be estimated by looking at 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.

Since artemesia are barely cold tolerant you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant artemesia in Madisonville 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 grow to maturity. You can get started a little bit earlier by starting your artemesia indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Madisonville. In the coldest months of winter you can expect an average low temperature of 15°F.

Remember that USDA zone info for Madisonville is not always accurate and the actual date of last frost is different every year. Half of the time in Madisonville last frost occurs after March 15 so always be ready to cover your artemesia in the event of a late frost.

USDA Zone Info for Madisonville

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

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

Plants to Grow in Madisonville

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