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.

A way of estimating when it's possible to plant cigar plant is to look at the USDA zone info for Portland.

Planting Calendar for Cigar Plant

Frost tolerance for cigar plant:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant cigar plant until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant cigar plant in Portland 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 cigar plant and expect a good harvest is probably August. You probably don't want to wait any later than that or else your cigar plant may not have a chance to really do well. Starting your cigar plant 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 Portland. You should expect an average low temperature of -15°F in the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Portland and it is different every year. Half of the time in Portland there is a last frost after April 15 so make sure that you are prepared to protect your cigar plant if you have a late frost.

USDA Zone Info for Portland

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 Portland

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