One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. 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 estimate when you can plant arctotis by reviewing the USDA zone info for Oak Ridge.

Planting Calendar for Arctotis

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

You can plant arctotis a little 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 arctotis in Oak Ridge 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 arctotis and expect a good harvest is probably September. If you wait any later than that and your arctotis may not have a chance to fully mature. Starting your arctotis indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Oak Ridge the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Oak Ridge is not always accurate the actual date of last frost is different every year. Since half of the time in Oak Ridge there is a last frost after April 15 be ready to cover your arctotis if you have a late frost.

USDA Zone Info for Oak Ridge

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 Oak Ridge

You may be interested in your other planting guides for Oak Ridge.