When can I plant Monkey Flower in Zone 8a

The USDA Zone info is a great tool for gardeners to help us estimate our gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

One way of determining when it's the best time to plant monkey flower is to look at the USDA zone info for Zone 8a.


Planting Calendar for Monkey Flower

Frost tolerance for monkey flower: Not tolerant of frost.
When you should plant them: After the last frost.

Since monkey flower require warm weather you have to wait until after all chance of frost has passed before you can plant them.

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 8a is April. However, you really should wait until May 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 August. 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. Starting your monkey flower indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Zone 8a. In the coldest months of winter we should expect an average low temperature of 10°F.

Always keep in mind that our actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 8a and it changes from year to year. Since half of the time in Zone 8a it frosts late in the year after March 15 be ready to cover your monkey flower in the event of a surprise late frost.

USDA Zone Info for Zone 8a

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low10°F
Highest Expected Low15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Zone 8a

You may be interested in our other planting guides for Zone 8a.