One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Redlands it's a good idea to figure out when you can plant corn.

Planting Calendar for Corn

Frost tolerance for corn:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Corn require warm weather which means that you really should wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant corn in Redlands 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 corn and expect a good harvest is probably September. Any later than that and your corn may not have a chance to really do well. Starting your corn indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Redlands. It might get as low as 25°F during the coldest months of winter.

It's important to remember that USDA zone info for Redlands is just an average and the actual date of last frost is different every year. Since half of the time in Redlands it frosts late in the year after February 15 be ready to cover your corn if you have one of those late frosts.

USDA Zone Info for Redlands

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Redlands

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