The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to determine when it's possible to plant lupine by using the USDA zone info for Lawrenceville.

Planting Calendar for Lupine

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

Since lupine are moderately cold tolerant 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 Lawrenceville 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. 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 when the weather gets warmer is on April 15 in Lawrenceville. It might get as low as 5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Lawrenceville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Lawrenceville there is a last frost after April 15 so make sure that you are prepared to protect your lupine in the event of a surprise late frost.

USDA Zone Info for Lawrenceville

Here is the info for USDA Zone 7b.

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

Plants to Grow in Lawrenceville

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