The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Newberg you can figure out when it's the best time to plant chinese chives by reviewing the USDA zone info.

Planting Calendar for Chinese chives

Frost tolerance for chinese chives:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Chinese chives can survive in some cold which means that you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant chinese chives in Newberg 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 chinese chives and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chinese chives may not have a chance to fully mature. You can get started a little bit earlier by starting your chinese chives indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Newberg. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Newberg is not always accurate the actual date of last frost is different every year. Since half of the time in Newberg last frost occurs after March 15 be ready to cover your chinese chives if you have a late frost.

USDA Zone Info for Newberg

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Newberg

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