The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Andover it's a good idea to determine when you can plant matricaria.

Planting Calendar for Matricaria

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

You can plant matricaria just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant matricaria in Andover 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 matricaria and expect a good harvest is probably August. You probably don't want to wait any later than that or else your matricaria may not have a chance to fully mature. Starting your matricaria indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Andover is just an average the actual date of last frost changes from year to year. Since half of the time in Andover you get a frost after May 15 be ready to cover your matricaria if you have one of those late frosts.

USDA Zone Info for Andover

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 Andover

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