The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Brielle you can estimate when it's a good idea to plant cardinal flower by looking at the USDA zone info.

Planting Calendar for Cardinal Flower

Frost tolerance for cardinal flower:	Not tolerant of frost.
When to plant:	After the last frost.

Since cardinal flower do not do well in cold weather you need to wait until after the last frost before you can plant them.

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

Last Frost Date

The average date of last frost is April 15 in Brielle. It might get as low as 0°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Brielle is an average and the actual date of last frost is different every year. Since half of the time in Brielle there is a last frost after April 15 be ready to cover your cardinal flower in the event of one of those late frosts.

USDA Zone Info for Brielle

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 Brielle

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