State agricultural overview

Pennsylvania crop calendar.

Zone 6b
Range 5b to 7b
175-day season
Last frost April 25
First frost October 15

17 primary crops with planting windows for Pennsylvania. Calendar timing is anchored to 6b dominant hardiness zone and a 175-day growing season — verify against Penn State Extension for variety- and county-specific guidance.

Row Crop · Pennsylvania

Corn
primary
Spring: April 25 – May 16
Grain Sorghum
primary
Spring: May 16 – June 13
Soybeans
primary
Spring: May 9 – May 30
Sunflowers
primary
Spring: May 2 – May 30
Winter Wheat
primary
Fall: October 8 – October 29
Cotton
limited
Spring: May 9 – May 30

Vegetables · Pennsylvania

Cucumbers
primary
Spring: May 9 – June 13
Peppers
primary
Spring: May 16 – June 6
Potatoes
primary
Spring: April 11 – May 2
Fall: August 1 – August 16
Pumpkins
primary
Spring: May 16 – June 13
Sweet Corn
primary
Spring: April 25 – May 30
Tomatoes
primary
Spring: May 9 – May 30

Forages · Pennsylvania

Alfalfa
primary
Spring: April 18 – May 16
Fall: August 16 – August 31
Clover
primary
Spring: April 4 – May 2
Fall: August 16 – August 31

Cover Crops · Pennsylvania

Brassicas
primary
Fall: August 1 – August 16
Buckwheat
primary
Spring: June 20 – July 18
Cereal Oats
primary
Spring: April 18 – May 16
Fall: August 16 – August 31
Winter Rye
primary
Fall: October 8 – October 29

Frost & extension reference

Pennsylvania climate anchors.

Last frost

April 25

First frost

October 15

Growing season

175 days

Hardiness zone

Pennsylvania county-level frost dates →Penn State Extension →

Pennsylvania planting timing. Live alerts.

Bield: Farm ties weather and soil-temperature stations in your county to crop planting thresholds — get notified the day soil temp clears your target window.

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