Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant lupine in Crestline can be figured out by checking out 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.

Lupine do well in moderate cold which tells us that you can start planting them earlier than more sensitive plants.

The earliest that you can plant lupine in Crestline 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. Any later than that and your lupine may not have a chance to really do well. You can get started a few weeks earlier by starting your lupine indoors.

Last Frost Date

On average the last frost is on April 15 in Crestline. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that USDA zone info for Crestline is an average and the actual date of last frost changes from year to year. Half of the time in Crestline you get surprised by a frost after April 15 so make sure that you are ready to protect your lupine in the event of a surprise late frost.

USDA Zone Info for Crestline

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Crestline

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