When to Plant Rhubarb in Oxford, PA

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 first opportunity to plant rhubarb in Oxford should be figured out by using the USDA zone info.


Planting Calendar for Rhubarb

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

You can plant rhubarb a little bit earlier in the year because they do well in moderate cold.

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

The earliest that you can plant rhubarb in Oxford 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 rhubarb and expect a good harvest is probably September. Any later than that and your rhubarb may not have a chance to fully mature. You can get started a few weeks earlier by starting your rhubarb indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Oxford. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Oxford may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Oxford you get surprised by a frost after April 15 be ready to cover your rhubarb in the event of a late frost.

USDA Zone Info for Oxford

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 Oxford

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