One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of estimating when it's the best time to plant potatos is to look at the USDA zone info for Ridley Park.

Planting Calendar for Potatos

Frost tolerance for potatos:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since potatos are very cold tolerant you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant potatos in Ridley Park 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 potatos and expect a good harvest is probably September. If you wait any later than that and your potatos may not have a chance to fully mature. Starting your potatos indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Ridley Park. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Ridley Park is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Ridley Park it frosts late in the year after April 15 be ready to cover your potatos if you have a surprise late frost.

USDA Zone Info for Ridley Park

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 Ridley Park

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