When to Plant Sanvitalia in Zone 1b

One of the first steps you take when you are getting a good idea 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.

The first opportunity to plant sanvitalia in Zone 1b should be figured out by referring to the USDA zone info.


Planting Calendar for Sanvitalia

Frost tolerance for sanvitalia: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Since sanvitalia do ok in moderate cold you can plant them slightly earlier in the year than other frost tender plants.

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

The earliest that you can plant sanvitalia 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 sanvitalia and expect a good harvest is probably July. You probably don't want to wait any later than that or else your sanvitalia may not have a chance to fully mature. Starting your sanvitalia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 1b the average date of last frost happens on June 15. In the coldest months of winter you can expect an average low temperature of -55°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Zone 1b and it can change quite a bit from year to year. Half of the time in Zone 1b you get a frost after June 15 so make sure that you are ready to cover your sanvitalia in the event of a 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 your other planting guides for Zone 1b.