Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Lima you can determine when it's possible 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.

Since cauliflower are moderately cold tolerant you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant cauliflower in Lima 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 fully mature. You can get started a little bit earlier by starting your cauliflower indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Lima. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Lima is just an average and the actual date of last frost is different every year. Half of the time in Lima you get surprised by a frost after April 15 so make sure that you are prepared to cover your cauliflower in the event of one of those late frosts.

USDA Zone Info for Lima

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Lima

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