When to Plant Chrysanthemums in Rockaway, NJ

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Rockaway you can determine when it's a good idea to plant chrysanthemums by looking at 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 tend to make it in some cold which means that you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

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 Rockaway 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. You probably don't want to wait any later than that or else your chrysanthemums may not have a chance to fully mature. Starting your chrysanthemums indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Rockaway. In the coldest months of winter you can expect an average low temperature of -5°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Rockaway and it is different every year. Half of the time in Rockaway you get a frost after April 15 so make sure that you are ready to protect your chrysanthemums if you have a surprise late frost.

USDA Zone Info for Rockaway

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 Low0°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 Rockaway

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