Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant poppies in Benton Harbor should be figured out by looking at the USDA zone info.

Planting Calendar for Poppies

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

Poppies are moderately cold tolerant which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant poppies in Benton Harbor 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 poppies and expect a good harvest is probably September. Any later than that and your poppies may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your poppies indoors.

Last Frost Date

The average date of last frost is April 15 in Benton Harbor. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Benton Harbor and it changes from year to year. Since half of the time in Benton Harbor last frost occurs after April 15 be ready to cover your poppies in the event of a surprise late frost.

USDA Zone Info for Benton Harbor

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 Benton Harbor

You may be interested in your other planting guides for Benton Harbor.