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

In Sidney you can figure out when it's possible to 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.

Since vinca vine do well in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant vinca vine in Sidney 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. If you wait any later than that and your vinca vine may not have a chance to really do well. Starting your vinca vine indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Sidney the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Sidney is an average the actual date of last frost will vary from year to year. Half of the time in Sidney it frosts late in the year after April 15 so just be sure to be ready to protect your vinca vine in the event of one of those late frosts.

USDA Zone Info for Sidney

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Sidney

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