The USDA Zone info is a great tool for gardeners to help us estimate 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.

You should be able to determine when it's possible to plant chamomile by using the USDA zone info for Ambridge.

Planting Calendar for Chamomile

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

Chamomile do well in some 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 chamomile in Ambridge 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

In Ambridge the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Ambridge may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Ambridge it frosts late in the year after April 15 be ready to cover your chamomile in the event of a late frost.

USDA Zone Info for Ambridge

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Ambridge

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