One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when it's the best time to plant fanflower is to refer to the USDA zone info for Rahway.

Planting Calendar for Fanflower

Frost tolerance for fanflower:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Fanflower do not do well in cold weather which tells us that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant fanflower in Rahway is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant fanflower and expect a good harvest is probably August. If you wait any later than that and your fanflower may not have a chance to grow to maturity. If you are starting your fanflower indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Rahway. You can expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Rahway may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Rahway you get surprised by a frost after April 15 so always be ready to protect your fanflower in the event of a surprise late frost.

USDA Zone Info for Rahway

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 Rahway

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