When to Plant Hypericum in Citrus Heights, CA

Before planting it is a good idea to find your USDA Zone info to determine 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.

You can determine when it's possible to plant hypericum in Citrus Heights 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.

Hypericum are barely cold tolerant which tells us that you can plant them slightly earlier than more sensitive plants.

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 Citrus Heights 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 hypericum and expect a good harvest is probably September. Any later than that and your hypericum may not have a chance to really do well. Starting your hypericum indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Citrus Heights the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Citrus Heights and it will vary from year to year. Half of the time in Citrus Heights you get surprised by a frost after February 15 so be sure to be ready to protect your hypericum in the event of a surprise late frost.

USDA Zone Info for Citrus Heights

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Citrus Heights

You may be interested in your other planting guides for Citrus Heights.