One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of determining when it's a good idea to plant browallia is to use the USDA zone info for Elko.

Planting Calendar for Browallia

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

Since browallia are not cold tolerant you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant browallia in Elko 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. Any later than that and your browallia may not have a chance to grow to maturity. If you are starting your browallia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Elko. It might get as low as -10°F during the coldest months of winter.

It's important to remember that USDA zone info for Elko is an average and the actual date of last frost will vary from year to year. Half of the time in Elko you get a frost after April 15 so be sure to be ready to protect your browallia in the event of one of those late frosts.

USDA Zone Info for Elko

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Elko

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