One of the first steps you take when you are figuring out 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.

One way of estimating when it's a good idea to plant lupine is to refer to the USDA zone info for Lamar.

Planting Calendar for Lupine

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

Lupine can survive in some cold which tells us that you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant lupine in Lamar 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. If you wait any later than that and your lupine may not have a chance to grow to maturity. Starting your lupine indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Lamar. In the coldest months of winter you should expect an average low temperature of -5°F.

It's important to remember that USDA zone info for Lamar is not always accurate and the actual date of last frost changes from year to year. Half of the time in Lamar there is a last frost after April 15 so be sure to be ready to cover your lupine if you have one of those late frosts.

USDA Zone Info for Lamar

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Lamar

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