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

In Youngsville you can estimate when you can plant black eyed susans by referring to the USDA zone info.

Planting Calendar for Black Eyed Susans

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

It's a bad idea to plant black eyed susans until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant black eyed susans in Youngsville 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 black eyed susans and expect a good harvest is probably September. If you wait any later than that and your black eyed susans may not have a chance to fully mature. You can get started a few weeks earlier by starting your black eyed susans indoors.

Last Frost Date

On average the last frost is on February 15 in Youngsville. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Youngsville is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Youngsville you get surprised by a frost after February 15 be ready to protect your black eyed susans if you have one of those late frosts.

USDA Zone Info for Youngsville

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Youngsville

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