One of the first steps you take when you are estimating 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.

The USDA zone info for Vincennes can be read to estimate when it's possible to plant lavender.

Planting Calendar for Lavender

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

Lavender are moderately cold tolerant which means that you can get them planted earlier than other frost tender plants.

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

The last month that you can plant lavender and expect a good harvest is probably September. If you wait any later than that and your lavender may not have a chance to fully mature. Starting your lavender indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Vincennes. In the coldest months of winter you should expect an average low temperature of -10°F.

Just be sure to remember that USDA zone info for Vincennes is not always accurate and the actual date of last frost is different every year. Half of the time in Vincennes you get surprised by a frost after April 15 so be sure to be ready to protect your lavender if you have one of those late frosts.

USDA Zone Info for Vincennes

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Vincennes

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