When can I plant Monkey Flower in Zone 1b

One of the best tools that we have as gardeners to help us estimate 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.

In Zone 1b you can estimate when it's possible to plant monkey flower by using the USDA zone info.


Planting Calendar for Monkey Flower

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

It's probably a bad idea to plant monkey flower until after the last frost because they require warm weather.

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

The earliest that you can plant monkey flower 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 monkey flower and expect a good harvest is probably July. You probably don't want to wait any later than that or else your monkey flower may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your monkey flower indoors.

Last Frost Date

The average date of last frost is June 15 in Zone 1b. We should expect an average low temperature of -55°F in the coldest months of winter.

Since the USDA zone info for Zone 1b is just an average our actual date of last frost can change quite a bit from year to year. Half of the time in Zone 1b it frosts late in the year after June 15 so make sure that you are prepared to cover your monkey flower 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 our other planting guides for Zone 1b.