The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of estimating when it's possible to plant cabbage is to look at the USDA zone info for Hillsboro.

Planting Calendar for Cabbage

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

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

The earliest that you can plant cabbage in Hillsboro 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 cabbage and expect a good harvest is probably September. You probably don't want to wait any later than that or else your cabbage may not have a chance to really do well. You can get started a little bit earlier by starting your cabbage indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Hillsboro is not always accurate and the actual date of last frost changes from year to year. Half of the time in Hillsboro you get a frost after March 15 so make sure that you are ready to cover your cabbage if you have one of those late frosts.

USDA Zone Info for Hillsboro

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Hillsboro

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