The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant larkspur in Orem should be determined by using the USDA zone info.

Planting Calendar for Larkspur

Frost tolerance for larkspur:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since larkspur do well in cold you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant larkspur in Orem 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 larkspur and expect a good harvest is probably September. You probably don't want to wait any later than that or else your larkspur may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your larkspur indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Orem. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Orem is an average the actual date of last frost will vary from year to year. Half of the time in Orem you get surprised by a frost after April 15 so make sure that you are prepared to protect your larkspur if you have a surprise late frost.

USDA Zone Info for Orem

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Orem

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