One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when it's the best time to plant lavender in Marinette by looking at the USDA zone info.

Planting Calendar for Lavender

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

Lavender do well in moderate cold which means that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant lavender in Marinette 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 really do well. You can get started a little bit earlier by starting your lavender indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Marinette is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Marinette you get surprised by a frost after April 15 so be sure to be ready to protect your lavender if you have a surprise late frost.

USDA Zone Info for Marinette

Here is the info for USDA Zone 5b.

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

Plants to Grow in Marinette

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