Before planting it is a good idea to find your USDA Zone info to determine 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.

The USDA zone info for Oregon can be read to estimate when you can plant nicotiana.

Planting Calendar for Nicotiana

Frost tolerance for nicotiana:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since nicotiana do not do well in cold weather it's important to wait until after the last frost before you can plant them.

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

The last month that you can plant nicotiana and expect a good harvest is probably August. You probably don't want to wait any later than that or else your nicotiana may not have a chance to fully mature. Starting your nicotiana indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Oregon is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Oregon there is a last frost after April 15 so just be sure to be ready to protect your nicotiana if you have a late frost.

USDA Zone Info for Oregon

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Oregon

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