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When to plant Rhubarb in Fulton County, KY

Plant Rhubarb in Fulton County, between April 20 and May 4 — the only viable window. Zone 7b's short season (215 frost-free days) rules out a fall crop.

When to Plant Rhubarb in Fulton 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.

Fulton County, Kentucky is in USDA Zone 7b. The average last spring frost is March 30 and the first fall frost is October 31, giving you a growing season of approximately 215 days.

At an elevation of 3,261 feet, Fulton County receives approximately 42.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 92°F, providing good warmth for Rhubarb during the growing season.

Fulton County, KY (Zone 7b) Long season
215 days
Last Spring Frost March 30
215 growing days
First Fall Frost October 31

Fulton County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-6.8

Drainage

Well Drained

Monthly Watering Guide for Rhubarb

Rhubarb needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Rhubarb Needs Rainfall You Supplement Action
Jan 3.8" 0" ❄️ Dormant
Feb 2.9" 0" ❄️ Dormant
Mar 4.3" 4.3" 0" ✅ Rainfall sufficient
Apr 4.3" 3.4" 0.9" 💧 Light watering
May 4.3" 3.6" 0.7" 💧 Light watering
Jun 4.3" 3.8" 0.5" 💧 Light watering
Jul 4.3" 4.4" 0" ✅ Rainfall sufficient
Aug 4.3" 4.3" 0" ✅ Rainfall sufficient
Sep 4.3" 3.2" 1.1" 💧 Light watering
Oct 4.3" 2.4" 1.9" 💧 Light watering
Nov 3.3" 0" ❄️ Dormant
Dec 2.9" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Oct in Fulton County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Rhubarb Planting Timeline — Fulton County, KY

Rhubarb Planting Calendar

Activity When Date Range
Transplant Outdoors April 20 Apr 20 – May 4

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

MonthActivities
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

Moderate — regular watering

📅 Days to Maturity

365–730 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7b

📆 Growing Season

215 days in Fulton County

Growing Tips for Fulton 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Rhubarb in Fulton County, KY?

Fulton County is in Zone 7b with an average last frost of March 30. Plan your Rhubarb planting based on this frost date — see the calendar above for exact timing.

What planting zone is Fulton County, KY?

Fulton County, Kentucky is in USDA Hardiness Zone 7b. The average last spring frost is March 30 and first fall frost is October 31.

When should I plant Rhubarb in Fulton County, KY?

In Fulton County, KY, plant Rhubarb after the last frost (around March 30) and before the first frost (around October 31). Best results when soil holds above 50°F.

What growing zone is Fulton County, KY for Rhubarb?

Fulton County sits in USDA Zone 7b. Rhubarb grows reliably in zones 3a through 8b, so it's a good fit here.

Can Rhubarb grow in Fulton County's climate?

Yes — Rhubarb grows well in Fulton County's temperate climate. Fulton County averages a 215-day frost-free season, with last frost around March 30 and first frost around October 31.

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Your Fulton County Garden Planner — Free

A 22-page printable planner built for Fulton County (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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

Sources & credits

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