When to Plant Browallia in Montclair, CA

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's possible to plant browallia in Montclair by referring to the USDA zone info.


Planting Calendar for Browallia

Frost tolerance for browallia: Not tolerant of frost.
When to plant: After the last frost.

It's not a good idea to plant browallia until after the last frost when the weather gets warmer because they require warm weather.

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

The earliest that you can plant browallia in Montclair is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant browallia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your browallia may not have a chance to fully mature. Starting your browallia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Montclair the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Montclair is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Montclair there is a last frost after January 31 so be sure to be ready to protect your browallia if you have a late frost.

USDA Zone Info for Montclair

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Montclair

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