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 getting a good idea when to plant spinach is to consult the USDA zone info for Deer Park.

Planting Calendar for Spinach

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

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

The earliest that you can plant spinach in Deer Park is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant spinach and expect a good harvest is probably October. Any later than that and your spinach may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your spinach indoors.

Last Frost Date

In Deer Park the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

Keep in mind that USDA zone info for Deer Park is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Deer Park you get a frost after February 15 so be sure to be ready to protect your spinach in the event of a surprise late frost.

USDA Zone Info for Deer Park

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Deer Park

You may be interested in your other planting guides for Deer Park.