The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of making a decision about when you can plant parsnip is to check out the USDA zone info for Longview.

Planting Calendar for Parsnip

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

Since parsnip do well in moderate cold you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant parsnip in Longview 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 parsnip and expect a good harvest is probably September. Any later than that and your parsnip may not have a chance to fully mature. If you are starting your parsnip indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Longview the average date of last frost happens on March 15. It might get as low as 10°F during the coldest months of winter.

It's important to remember that USDA zone info for Longview 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 Longview there is a last frost after March 15 so make sure that you are prepared to protect your parsnip in the event of one of those late frosts.

USDA Zone Info for Longview

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Longview

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