When to Plant Vinca Vine in Winston, OR

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

You should be able to figure out when it's the best time to plant vinca vine by referring to the USDA zone info for Winston.


Planting Calendar for Vinca Vine

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

You can plant vinca vine a little bit earlier in the year because they do well in moderate cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant vinca vine
Possibly ok, but a risky time to plant vinca vine
Probably not a good time to plant vinca vine

The earliest that you can plant vinca vine in Winston 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 vinca vine and expect a good harvest is probably September. Any later than that and your vinca vine may not have a chance to fully mature. Starting your vinca vine indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Winston. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Winston is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Winston you get surprised by a frost after March 15 be ready to protect your vinca vine if you have one of those late frosts.

USDA Zone Info for Winston

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 Low15°F
Highest Expected Low20°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 Winston

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