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

By referring to the USDA zone info for Columbia City you should be able to figure out when to plant broccoli.

Planting Calendar for Broccoli

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

Since broccoli are one of those plants that can tolerate a little bit of cold weather you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant broccoli in Columbia City 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 broccoli and expect a good harvest is probably September. If you wait any later than that and your broccoli may not have a chance to grow to maturity. You can get started a little bit earlier by starting your broccoli indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Columbia City. You should expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Columbia City is just an average and the actual date of last frost will vary from year to year. Since half of the time in Columbia City you get surprised by a frost after April 15 be ready to protect your broccoli in the event of a late frost.

USDA Zone Info for Columbia City

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Columbia City

You may be interested in your other planting guides for Columbia City.