When can I plant Jasmine in Zone 1b

One of the best tools that we have as gardeners to help us determine our 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 our area.

The first chance to plant jasmine in Zone 1b should be determined by using the USDA zone info.


Planting Calendar for Jasmine

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

It's not a good idea to plant jasmine until after the last frost when the weather gets warmer because they are not cold tolerant.

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

The earliest that you can plant jasmine in Zone 1b is June. However, you really should wait until July if you don't want to take any chances.

The last month that you can plant jasmine and expect a good harvest is probably July. Any later than that and your jasmine may not have a chance to really do well. If you are starting your jasmine indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on June 15 in Zone 1b. We can expect an average low temperature of -55°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 1b is just an average and our actual date of last frost can change quite a bit from year to year. Since half of the time in Zone 1b we get surprised by a frost after June 15 be ready to protect your jasmine in the event of a surprise late frost.

USDA Zone Info for Zone 1b

Here is the info for USDA Zone 1b.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-55°F
Highest Expected Low-50°F

This means that on a really cold year, the coldest it will get is -55°F. On most years you should be prepared to experience lows near -50°F.

Plants to Grow in Zone 1b

You may be interested in our other planting guides for Zone 1b.