frostdate name logo in white
frostdate name logo in white

When to Plant Chrysanthemums in Port Royal, SC

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when it's a good idea to plant chrysanthemums in Port Royal by reviewing the USDA zone info.


Planting Calendar for Chrysanthemums

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

Chrysanthemums are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than more sensitive plants.

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

The earliest that you can plant chrysanthemums in Port Royal 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 chrysanthemums and expect a good harvest is probably August. Any later than that and your chrysanthemums may not have a chance to really do well. If you are starting your chrysanthemums indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Port Royal the average date of last frost happens on March 15. You can expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that USDA zone info for Port Royal is just an average and the actual date of last frost will vary from year to year. Half of the time in Port Royal last frost occurs after March 15 so be sure to be ready to protect your chrysanthemums in the event of a late frost.

USDA Zone Info for Port Royal

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 Port Royal

You may be interested in your other planting guides for Port Royal.