Before planting it is a good idea to find your USDA Zone info to estimate 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.

In Shamokin you can estimate when you can plant vinca vine by referring to the USDA zone info.

Planting Calendar for Vinca Vine

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

Vinca Vine do well in mild cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant vinca vine in Shamokin 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 really do well. You can get started a little bit earlier by starting your vinca vine indoors.

Last Frost Date

The average date of last frost is April 15 in Shamokin. You should expect an average low temperature of -10°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Shamokin and it can change quite a bit from year to year. Half of the time in Shamokin there is a last frost after April 15 so make sure that you are ready to protect your vinca vine if you have a surprise late frost.

USDA Zone Info for Shamokin

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Shamokin

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