When to Plant Browallia in Paso Robles, 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.

The first chance to plant browallia in Paso Robles can be determined by using the USDA zone info.


Planting Calendar for Browallia

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

You can not plant browallia until after the last frost has passed because they do not do well in cold 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 Paso Robles 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 browallia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your browallia may not have a chance to really do well. You can get started a little bit earlier by starting your browallia indoors.

Last Frost Date

The average date of last frost is March 15 in Paso Robles. You should expect an average low temperature of 15°F in the coldest months of winter.

Keep in mind that USDA zone info for Paso Robles is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Paso Robles you get a frost after March 15 so make sure that you are ready to protect your browallia in the event of a surprise late frost.

USDA Zone Info for Paso Robles

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Paso Robles

You may be interested in your other planting guides for Paso Robles.