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 Molalla can be reffered to in order to figure out when it's the best time 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.

Black Eyed Susans require warm weather which means that it is necessary 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 black eyed susans in Molalla 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. If you wait any later than that and your black eyed susans may not have a chance to fully mature. Starting your black eyed susans indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Molalla. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Molalla is just an average the actual date of last frost will vary from year to year. Half of the time in Molalla you get a frost after March 15 so make sure that you are ready to protect your black eyed susans in the event of a surprise late frost.

USDA Zone Info for Molalla

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Molalla

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