When to Plant Hypericum in Orange City, IA

The USDA Zone info is a great tool for gardeners to help us determine 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.

The first chance to plant hypericum in Orange City should be estimated 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.

You can plant hypericum just a tiny bit earlier in the year because they are barely cold tolerant.

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 Orange City 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 grow to maturity. Starting your hypericum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Orange City. It might get as low as -20°F during the coldest months of winter.

Always keep in mind that USDA zone info for Orange City may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Orange City you get surprised by a frost after April 15 be ready to cover your hypericum if you have one of those late frosts.

USDA Zone Info for Orange City

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°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 -15°F.

Plants to Grow in Orange City

You may be interested in your other planting guides for Orange City.