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.

You should be able to determine when it's possible to plant matricaria by checking out the USDA zone info for Platte City.

Planting Calendar for Matricaria

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

Since matricaria 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 other frost tender plants.

The earliest that you can plant matricaria in Platte City 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 matricaria and expect a good harvest is probably September. If you wait any later than that and your matricaria may not have a chance to grow to maturity. Starting your matricaria indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Platte City. 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 Platte City is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Platte City there is a last frost after April 15 so always be ready to protect your matricaria if you have a surprise late frost.

USDA Zone Info for Platte City

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 Platte City

You may be interested in your other planting guides for Platte City.