Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when to plant hardy hibiscus by checking out the USDA zone info for Sandy.

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 tend to make it in quite a bit of cold which means that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant hardy hibiscus in Sandy 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 hardy hibiscus and expect a good harvest is probably September. Any later than that and 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

On average the last frost when the weather gets warmer is on April 15 in Sandy. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Sandy is just an average the actual date of last frost is different every year. Half of the time in Sandy you get a frost after April 15 so be sure to be ready to cover your hardy hibiscus if you have a surprise late frost.

USDA Zone Info for Sandy

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 Sandy

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