One of the first steps you take when you are determining 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.

You will be able to estimate when it's possible to plant gazania by looking at the USDA zone info for Herriman.

Planting Calendar for Gazania

Frost tolerance for gazania:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Gazania can survive in some cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant gazania in Herriman is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant gazania and expect a good harvest is probably August. Any later than that and your gazania may not have a chance to fully mature. Starting your gazania indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Herriman. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Herriman may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Herriman there is a last frost after April 15 so make sure that you are ready to protect your gazania in the event of one of those late frosts.

USDA Zone Info for Herriman

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 Herriman

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