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.

The earliest that you can plant chamomile in Altus can be determined by looking at the USDA zone info.

Planting Calendar for Chamomile

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

Chamomile can survive in a little bit of cold which means that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chamomile in Altus 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. Any later than that and your chamomile may not have a chance to really do well. You can get started a couple of weeks earlier by starting your chamomile indoors.

Last Frost Date

The average date of last frost is April 15 in Altus. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Altus is just an average the actual date of last frost changes from year to year. Half of the time in Altus there is a last frost after April 15 so make sure that you are ready to protect your chamomile if you have a surprise late frost.

USDA Zone Info for Altus

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Altus

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