One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The first opportunity to plant turnips in Rosemead can be determined by reviewing the USDA zone info.

Planting Calendar for Turnips

Frost tolerance for turnips:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant turnips until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant turnips in Rosemead 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 turnips and expect a good harvest is probably September. If you wait any later than that and your turnips may not have a chance to fully mature. Starting your turnips indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Rosemead. You should expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Rosemead may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Rosemead there is a last frost after January 31 be ready to cover your turnips in the event of one of those late frosts.

USDA Zone Info for Rosemead

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Rosemead

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