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.

The best time to plant iberis in Prineville can be figured out by using the USDA zone info.

Planting Calendar for Iberis

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

Since iberis do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant iberis in Prineville 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 iberis and expect a good harvest is probably September. If you wait any later than that and your iberis may not have a chance to really do well. You can get started a couple of weeks earlier by starting your iberis indoors.

Last Frost Date

The average date of last frost is April 15 in Prineville. It might get as low as -5°F during the coldest months of winter.

Remember that USDA zone info for Prineville is just an average and the actual date of last frost is different every year. Half of the time in Prineville last frost occurs after April 15 so be sure to be ready to cover your iberis if you have a surprise late frost.

USDA Zone Info for Prineville

Here is the info for USDA Zone 6b.

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

Plants to Grow in Prineville

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