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 Elko should be reviewed to estimate when to plant evolvulus.

Planting Calendar for Evolvulus

Frost tolerance for evolvulus:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You really shouldn't plant evolvulus until after the last frost because they do not do well in cold weather.

The earliest that you can plant evolvulus 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 evolvulus and expect a good harvest is probably August. If you wait any later than that and your evolvulus may not have a chance to grow to maturity. If you are starting your evolvulus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Elko. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Elko may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Elko you get surprised by a frost after April 15 so make sure that you are ready to cover your evolvulus if you have a late frost.

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.