The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to determine when it's the best time to plant coreopsis by looking at the USDA zone info for North Salt Lake.

Planting Calendar for Coreopsis

Frost tolerance for coreopsis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since coreopsis do well in moderate cold you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant coreopsis in North Salt Lake 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 coreopsis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your coreopsis may not have a chance to fully mature. You can get started a few weeks earlier by starting your coreopsis indoors.

Last Frost Date

In North Salt Lake the average date of last frost happens on April 15. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for North Salt Lake may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in North Salt Lake you get surprised by a frost after April 15 so always be ready to protect your coreopsis in the event of a surprise late frost.

USDA Zone Info for North Salt Lake

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in North Salt Lake

You may be interested in your other planting guides for North Salt Lake.