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

In Broadview you can determine when it's the best time to plant cauliflower by checking out the USDA zone info.

Planting Calendar for Cauliflower

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

Cauliflower do well in moderate cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant cauliflower in Broadview 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 cauliflower and expect a good harvest is probably September. Any later than that and your cauliflower may not have a chance to grow to maturity. If you are starting your cauliflower indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Broadview the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Broadview is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Broadview you get a frost after April 15 so make sure that you are ready to protect your cauliflower in the event of one of those late frosts.

USDA Zone Info for Broadview

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 Broadview

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