Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant hardy hibiscus in Wasco can be determined by reviewing the USDA zone info.

Planting Calendar for Hardy Hibiscus

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

Hardy Hibiscus do well in quite a bit of cold which means that you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant hardy hibiscus in Wasco is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant hardy hibiscus and expect a good harvest is probably October. You probably don't want to wait any later than that or else your hardy hibiscus may not have a chance to fully mature. You can get started a little bit earlier by starting your hardy hibiscus indoors.

Last Frost Date

The average date of last frost is February 15 in Wasco. You should expect an average low temperature of 20°F in the coldest months of winter.

Always keep in mind that USDA zone info for Wasco may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Wasco it frosts late in the year after February 15 be ready to cover your hardy hibiscus in the event of a late frost.

USDA Zone Info for Wasco

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Wasco

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