One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of making a decision about when to plant lavender is to check out the USDA zone info for Eau Claire.

Planting Calendar for Lavender

Frost tolerance for lavender:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since lavender are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant lavender in Eau Claire 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 lavender and expect a good harvest is probably August. If you wait any later than that and your lavender may not have a chance to fully mature. You can get started a little bit earlier by starting your lavender indoors.

Last Frost Date

The average date of last frost is May 15 in Eau Claire. You should expect an average low temperature of -25°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Eau Claire and it changes from year to year. Half of the time in Eau Claire last frost occurs after May 15 so make sure that you are prepared to cover your lavender if you have a late frost.

USDA Zone Info for Eau Claire

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Eau Claire

You may be interested in your other planting guides for Eau Claire.