When to Plant Rhubarb in Wayne County, KY
Rhubarb is a long-lived perennial vegetable grown for its tart, colorful stalks. Only the stalks are edible as the leaves contain toxic oxalic acid.
Wayne County, Kentucky is in USDA Zone 6b. The average last spring frost is April 18 and the first fall frost is October 20, giving you a growing season of approximately 185 days.
At an elevation of 3,122 feet, Wayne County receives approximately 54.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Rhubarb during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Rhubarb root diseases.
Wayne County Soil Profile
Soil Type
Silt Loam
Soil pH
5.7-6.8
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
Rhubarb Planting Timeline — Wayne County, KY
Rhubarb Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | May 9 | May 9 – May 23 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Transplant Outdoors |
| June | — |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
Sun
Full Sun (6-8+ hours)
Water
Moderate — regular watering
Days to Maturity
365–730 days
Soil pH
6 – 7
USDA Zone
Zone 6b
Growing Season
185 days
Growing Tips for Wayne County
Plant crowns in early spring in rich, well-drained soil. Do not harvest stalks the first year. Pull (do not cut) stalks at harvest to avoid introducing rot.
Companion Planting
Good Companions
Level Up Your Garden
Rhubarb in Other Locations
Frequently Asked Questions
When should I plant Rhubarb in Wayne County, KY?
Wayne County is in Zone 6b with an average last frost of April 18. Plan your Rhubarb planting based on this frost date — see the calendar above for exact timing.
What planting zone is Wayne County, KY?
Wayne County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 18 and first fall frost is October 20.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Wayne County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.
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