One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Berthoud you can figure out when it's possible to plant chinese cabbage by referring to the USDA zone info.

Planting Calendar for Chinese cabbage

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

Chinese cabbage do ok in some cold which means that you can plant them a bit earlier in the year than other frost tender plants.

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

Last Frost Date

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

Keep in mind that USDA zone info for Berthoud is not always accurate and the actual date of last frost is different every year. Since half of the time in Berthoud it frosts late in the year after April 15 be ready to cover your chinese cabbage in the event of one of those late frosts.

USDA Zone Info for Berthoud

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 Berthoud

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