One of the first steps you take when you are determining 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.

The USDA zone info for Cupertino should be read to estimate when it's a good idea to plant millet.

Planting Calendar for Millet

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

It's probably not a good idea to plant millet until after all chance of frost has passed because they require warm weather.

The earliest that you can plant millet in Cupertino is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant millet and expect a good harvest is probably September. If you wait any later than that and your millet may not have a chance to grow to maturity. You can get started a little bit earlier by starting your millet indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Cupertino. You should expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Cupertino is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Cupertino there is a last frost after February 15 be ready to cover your millet in the event of a surprise late frost.

USDA Zone Info for Cupertino

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Cupertino

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