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

The first chance to plant lupine in Orange should be estimated by reviewing the USDA zone info.

Planting Calendar for Lupine

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

Since lupine do well in moderate cold you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant lupine in Orange is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant lupine and expect a good harvest is probably October. You probably don't want to wait any later than that or else your lupine may not have a chance to really do well. Starting your lupine indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Orange. In the coldest months of winter you can expect an average low temperature of 20°F.

Always keep in mind that USDA zone info for Orange is an average and the actual date of last frost changes from year to year. Half of the time in Orange you get surprised by a frost after February 15 so be sure to be ready to cover your lupine in the event of a surprise late frost.

USDA Zone Info for Orange

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Orange

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