When can I plant Hypericum in Zone 8b

One of the first steps we take when we are getting a good idea our gardening schedule is find our USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The best time to plant hypericum in Zone 8b should be determined by reviewing the USDA zone info.


Planting Calendar for Hypericum

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

Since hypericum are one of those plants that can tolerate a tiny bit of cold weather you can plant them slightly earlier in the year than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant hypericum
Possibly ok, but a risky time to plant hypericum
Probably not a good time to plant hypericum

The earliest that you can plant hypericum in Zone 8b 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 hypericum and expect a good harvest is probably August. Any later than that and your hypericum may not have a chance to fully mature. If you are starting your hypericum indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Zone 8b the average date of last frost happens on March 15. In the coldest months of winter we should expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Zone 8b may not be accurate from year to year and our actual date of last frost will vary from year to year. Since half of the time in Zone 8b we get surprised by a frost after March 15 be ready to protect your hypericum if we have a late frost.

USDA Zone Info for Zone 8b

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Zone 8b

You may be interested in our other planting guides for Zone 8b.