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.

You can determine when it's possible to plant dracaena in Portland by referring to the USDA zone info.

Planting Calendar for Dracaena

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

Dracaena are one of those plants that can tolerate quite a bit of cold weather which tells us that you can get them planted much earlier than plants that are more sensitive to the cold.

The earliest that you can plant dracaena in Portland is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant dracaena and expect a good harvest is probably October. You probably don't want to wait any later than that or else your dracaena may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your dracaena indoors.

Last Frost Date

On average the last frost is on February 15 in Portland. You can expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Portland and it will vary from year to year. Since half of the time in Portland there is a last frost after February 15 be ready to protect your dracaena if you have a late frost.

USDA Zone Info for Portland

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Portland

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