One of the best tools that you have as gardeners to help us estimate 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.

By using the USDA zone info for Portland it's possible to determine when to plant sagina.

Planting Calendar for Sagina

Frost tolerance for sagina:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant sagina slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant sagina in Portland 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 sagina and expect a good harvest is probably September. Any later than that and your sagina may not have a chance to really do well. Starting your sagina indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Portland. You should expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that USDA zone info for Portland is an average and the actual date of last frost changes from year to year. Half of the time in Portland there is a last frost after February 15 so be sure to be ready to cover your sagina in the event of 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.