When to Plant Potatos in Warwick, RI

One of the first steps you take when you are determining 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.

The USDA zone info for Warwick should be read to figure out when you can plant potatos.


Planting Calendar for Potatos

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

Potatos do ok in cold weather which tells us that you can plant them quite a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant potatos
Possibly ok, but a risky time to plant potatos
Probably not a good time to plant potatos

The earliest that you can plant potatos in Warwick 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 grow to maturity. If you are starting your potatos indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Warwick the average date of last frost happens on April 15. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Warwick is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Warwick you get a frost after April 15 be ready to protect your potatos if you have one of those late frosts.

USDA Zone Info for Warwick

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 Low0°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 Warwick

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