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When to Plant Corn in Greene County, NY

Corn is a warm-season grass grown for its sweet ears, which are best eaten soon after harvest. It is wind-pollinated and must be planted in blocks for good kernel fill.

Greene County, New York is in USDA Zone 5b. The average last spring frost is May 9 and the first fall frost is October 11, giving you a growing season of approximately 155 days.

At an elevation of 150 feet, Greene County receives approximately 49.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86ยฐF, providing good warmth for Corn during the growing season.

Greene County, NY (Zone 5b) Moderate season
155 days
Last Spring Frost May 9
155 growing days
First Fall Frost October 11

Greene County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

How Much Corn to Grow

1-2 ears
Average yield per plant
15
Plants per person
30 sq ft
Space per person

For a family of 4, plant approximately 60 corn plants in about 120 sq ft. In Greene County's 155-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Corn Planting Timeline โ€” Greene County, NY

Corn Planting Calendar

Activity When Date Range
Direct Sow May 16 May 16 โ€“ Jun 6
Harvest July 18 Jul 18 โ€“ Sep 12

Plant 1" deep ยท 12" apart ยท Rows 36" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Direct Sow
June Direct Sow
July Harvest
August Harvest
September Harvest
October โ€”
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

Moderate โ€” regular watering

๐Ÿ“… Days to Maturity

60โ€“100 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: N/A

๐Ÿ—บ๏ธ USDA Zone

Zone 5b

๐Ÿ“† Growing Season

155 days in Greene County

Growing Tips for Greene County

Plant in blocks of at least 4 rows rather than single rows for proper pollination. Direct sow after soil reaches 60F. Side-dress with nitrogen when plants are knee-high.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Celery

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Corn in Greene County, NY?

Greene County is in Zone 5b with an average last frost of May 9. Plan your Corn planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Greene County, NY?

Greene County, New York is in USDA Hardiness Zone 5b. The average last spring frost is May 9 and first fall frost is October 11.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Greene County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Greene County, NY. Local conditions may vary. Last updated: April 2026.