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

You can estimate when to plant coreopsis in Port Allen by reviewing the USDA zone info.

Planting Calendar for Coreopsis

Frost tolerance for coreopsis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant coreopsis just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant coreopsis in Port Allen is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant coreopsis and expect a good harvest is probably September. Any later than that and your coreopsis may not have a chance to fully mature. If you are starting your coreopsis 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 March 15 in Port Allen. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Port Allen is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Port Allen last frost occurs after March 15 so just be sure to be ready to protect your coreopsis if you have a late frost.

USDA Zone Info for Port Allen

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 Port Allen

You may be interested in your other planting guides for Port Allen.