One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to estimate when it's a good idea to plant abutilon by using the USDA zone info for Roseburg.

Planting Calendar for Abutilon

Frost tolerance for abutilon:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant abutilon until after the last frost because they require warm weather.

The earliest that you can plant abutilon in Roseburg is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant abutilon and expect a good harvest is probably September. You probably don't want to wait any later than that or else your abutilon may not have a chance to grow to maturity. If you are starting your abutilon indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Roseburg. In the coldest months of winter you should expect an average low temperature of 20°F.

Keep in mind that USDA zone info for Roseburg is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Roseburg it frosts late in the year after February 15 be ready to cover your abutilon in the event of a late frost.

USDA Zone Info for Roseburg

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Roseburg

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