When to Plant Brunfelsia in Avon, CO

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Avon can be used to figure out when it's the best time to plant brunfelsia.


Planting Calendar for Brunfelsia

Frost tolerance for brunfelsia: Not tolerant of frost.
When to plant: After all chance of frost has passed.

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

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

The earliest that you can plant brunfelsia in Avon is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant brunfelsia and expect a good harvest is probably August. If you wait any later than that and your brunfelsia may not have a chance to really do well. Starting your brunfelsia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Avon. You should expect an average low temperature of -25°F in the coldest months of winter.

Keep in mind that USDA zone info for Avon is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Avon last frost occurs after May 15 so be sure to be ready to cover your brunfelsia if you have a late frost.

USDA Zone Info for Avon

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Avon

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