The USDA Zone info is a great tool for gardeners to help us estimate 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.

A common way of making a decision about when to plant spinach is to check out the USDA zone info for Jenks.

Planting Calendar for Spinach

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

Spinach are moderately cold tolerant which tells us that you can plant them a little bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant spinach in Jenks 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 spinach and expect a good harvest is probably September. Any later than that and your spinach may not have a chance to really do well. You can get started a couple of weeks earlier by starting your spinach indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Jenks. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Jenks is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Jenks it frosts late in the year after April 15 be ready to cover your spinach if you have one of those late frosts.

USDA Zone Info for Jenks

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Jenks

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