One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Tehachapi it's possible to figure out when it's possible to plant lupine.

Planting Calendar for Lupine

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

Lupine do ok in moderate cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant lupine in Tehachapi 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 lupine and expect a good harvest is probably September. You probably don't want to wait any later than that or else your lupine may not have a chance to fully mature. If you are starting your lupine indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Tehachapi. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Tehachapi may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Tehachapi it frosts late in the year after March 15 be ready to cover your lupine in the event of a late frost.

USDA Zone Info for Tehachapi

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 Tehachapi

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