When to Plant Cranberries in Grayson County, KY
Cranberries are low-growing, vine-like shrubs that produce tart red berries in fall. They grow in acidic, boggy conditions and are surprisingly easy to cultivate.
Grayson County, Kentucky is in USDA Zone 6b. The average last spring frost is April 6 and the first fall frost is October 28, giving you a growing season of approximately 205 days.
At an elevation of 1,089 feet, Grayson County receives approximately 40.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Cranberries during the growing season.
Grayson County Soil Profile
Soil Type
Silt Loam
Soil pH
5.3-6.8
Drainage
Well Drained
Plant Planting Risk Windows
Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.
Plant Water Budget
Cranberries Planting Timeline — Grayson County, KY
Cranberries Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 27 | Apr 27 – May 11 |
· 36" apart · Rows 48" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Transplant Outdoors |
| May | Transplant Outdoors |
| June | — |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
Sun
Full Sun (6-8+ hours)
Water
High — keep soil consistently moist
Days to Maturity
730–1095 days
Soil pH
4 – 5.5
USDA Zone
Zone 6b
Growing Season
205 days
Growing Tips for Grayson County
Create an acidic, consistently moist bed with peat moss. Cranberries do not need to be flooded to grow; flooding is only used for commercial harvesting. Mulch with sand in early spring.
Companion Planting
Good Companions
Level Up Your Garden
Cranberries in Other Locations
Frequently Asked Questions
When should I plant Cranberries in Grayson County, KY?
Grayson County is in Zone 6b with an average last frost of April 6. Plan your Cranberries planting based on this frost date — see the calendar above for exact timing.
What planting zone is Grayson County, KY?
Grayson County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 6 and first fall frost is October 28.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Grayson County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.
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