One of the first steps you take when you are estimating your gardening schedule is find your 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 will be able to figure out when to plant jasmine by looking at the USDA zone info for Superior.

Planting Calendar for Jasmine

Frost tolerance for jasmine:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since jasmine do not do well in cold weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant jasmine in Superior is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant jasmine and expect a good harvest is probably August. You probably don't want to wait any later than that or else your jasmine may not have a chance to grow to maturity. Starting your jasmine indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Superior. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Superior is an average the actual date of last frost will vary from year to year. Half of the time in Superior it frosts late in the year after May 15 so make sure that you are prepared to cover your jasmine if you have one of those late frosts.

USDA Zone Info for Superior

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Superior

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