The USDA Zone info is a great tool for gardeners to help us determine 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.

The first chance to plant bower vine in Newberg should be estimated by using the USDA zone info.

Planting Calendar for Bower Vine

Frost tolerance for bower vine:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Bower Vine do not do well in cold weather which tells us that you must wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant bower vine in Newberg 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 bower vine and expect a good harvest is probably August. Any later than that and your bower vine may not have a chance to fully mature. If you are starting your bower vine indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Newberg. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Newberg is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Newberg it frosts late in the year after March 15 be ready to protect your bower vine if you have one of those late frosts.

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.