Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Oak Ridge you will be able to figure out when it's possible to plant lavender cotton.

Planting Calendar for Lavender Cotton

Frost tolerance for lavender cotton:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Lavender Cotton are very cold tolerant which means that you can get them planted much earlier than other plants that might not handle the cold.

The earliest that you can plant lavender cotton 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 lavender cotton and expect a good harvest is probably September. If you wait any later than that and your lavender cotton may not have a chance to fully mature. You can get started a little bit earlier by starting your lavender cotton indoors.

Last Frost Date

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

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Oak Ridge and it will vary from year to year. Since half of the time in Oak Ridge you get surprised by a frost after April 15 be ready to cover your lavender cotton 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.