The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Middletown you can figure out when it's possible to plant hypericum by checking out the USDA zone info.

Planting Calendar for Hypericum

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

Since hypericum do ok in moderate cold you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant hypericum in Middletown 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. You probably don't want to wait any later than that or else your hypericum may not have a chance to fully mature. Starting your hypericum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Middletown. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Middletown is just an average and the actual date of last frost changes from year to year. Since half of the time in Middletown it frosts late in the year after April 15 be ready to protect your hypericum in the event of one of those late frosts.

USDA Zone Info for Middletown

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 Middletown

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