The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Ellsworth you should be able to estimate when it's the best time 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 can survive in pretty solid cold which means that you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant lavender cotton in Ellsworth 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. Any later than that and your lavender cotton may not have a chance to grow to maturity. Starting your lavender cotton indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Ellsworth. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Ellsworth may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Ellsworth there is a last frost after April 15 so be sure to be ready to protect your lavender cotton in the event of a late frost.

USDA Zone Info for Ellsworth

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 Ellsworth

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