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

You should be able to estimate when it's possible to plant lavender by reviewing the USDA zone info for Plainfield.

Planting Calendar for Lavender

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

You can plant lavender a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant lavender in Plainfield 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. You probably don't want to wait any later than that or else your lavender may not have a chance to really do well. If you are starting your lavender indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Plainfield. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Plainfield is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Plainfield there is a last frost after April 15 so always be ready to protect your lavender if you have a surprise late frost.

USDA Zone Info for Plainfield

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Plainfield

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