The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. 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 Mount Vernon can be read to figure out when it's the best time to plant chamomile.

Planting Calendar for Chamomile

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

You can plant chamomile a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant chamomile in Mount Vernon 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 chamomile and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chamomile may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your chamomile indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Mount Vernon. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Mount Vernon may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Mount Vernon you get a frost after April 15 so make sure that you are ready to cover your chamomile in the event of a late frost.

USDA Zone Info for Mount Vernon

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 Mount Vernon

You may be interested in your other planting guides for Mount Vernon.