One of the best tools that you have as gardeners to help us determine 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.

A way of figuring out when it's possible to plant chrysanthemums is to look at the USDA zone info for River Edge.

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.

Since chrysanthemums do ok in moderate cold you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant chrysanthemums in River Edge 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 really do well. If you are starting your chrysanthemums indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In River Edge the average date of last frost happens on April 15. You should expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for River Edge and it is different every year. Since half of the time in River Edge it frosts late in the year after April 15 be ready to protect your chrysanthemums if you have one of those late frosts.

USDA Zone Info for River Edge

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in River Edge

You may be interested in your other planting guides for River Edge.