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

The USDA zone info for New Providence should be reffered to in order to estimate when it's possible to plant black eyed susans.

Planting Calendar for Black Eyed Susans

Frost tolerance for black eyed susans:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant black eyed susans until after all chance of frost has passed because they require warm weather.

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

Last Frost Date

The average date of last frost is April 15 in New Providence. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for New Providence is just an average the actual date of last frost will vary from year to year. Since half of the time in New Providence there is a last frost after April 15 be ready to cover your black eyed susans in the event of a surprise late frost.

USDA Zone Info for New Providence

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 Low	0°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 New Providence

You may be interested in your other planting guides for New Providence.