One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to figure out when it's possible to plant shallots by looking at the USDA zone info for Pullman.

Planting Calendar for Shallots

Frost tolerance for shallots:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Shallots do ok in mild cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant shallots in Pullman is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant shallots and expect a good harvest is probably August. You probably don't want to wait any later than that or else your shallots may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your shallots indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Pullman. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Pullman may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Pullman it frosts late in the year after April 15 so be sure to be ready to cover your shallots if you have one of those late frosts.

USDA Zone Info for Pullman

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 Pullman

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