When to plant Rhubarb in Sharp County, AR
Sharp County's short 221-day growing season means one Rhubarb planting between April 16 and April 30. No fall crop in Zone 7b.
When to Plant Rhubarb in Sharp County, AR
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.
Sharp County, Arkansas is in USDA Zone 7b. The average last spring frost is March 26 and the first fall frost is November 2, giving you a growing season of approximately 221 days.
At an elevation of 674 feet, Sharp County receives approximately 50.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°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.
Sharp County Soil Profile
Soil Type
Silt Loam
Soil pH
5.3-7
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 | — | 4.5" | 0" | ❄️ Dormant |
| Mar | 4.3" | 4.5" | 0" | ✅ Rainfall sufficient |
| Apr | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| May | 4.3" | 3.8" | 0.5" | 💧 Light watering |
| Jun | 4.3" | 4.4" | 0" | ✅ Rainfall sufficient |
| Jul | 4.3" | 5.7" | 0" | ✅ Rainfall sufficient |
| Aug | 4.3" | 4.3" | 0" | ✅ Rainfall sufficient |
| Sep | 4.3" | 3.9" | 0.4" | 💧 Light watering |
| Oct | 4.3" | 2.8" | 1.5" | 💧 Light watering |
| Nov | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Dec | — | 4.1" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Mar–Nov in Sharp County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Rhubarb Planting Timeline — Sharp County, AR
Rhubarb Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 16 | Apr 16 – Apr 30 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Transplant Outdoors |
| May | — |
| 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
221 days in Sharp County
Growing Tips for Sharp 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 →
Rhubarb in Other Locations
Frequently Asked Questions
When should I plant Rhubarb in Sharp County, AR?
Sharp County is in Zone 7b with an average last frost of March 26. Plan your Rhubarb planting based on this frost date — see the calendar above for exact timing.
What planting zone is Sharp County, AR?
Sharp County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is March 26 and first fall frost is November 2.
When should I plant Rhubarb in Sharp County, AR?
In Sharp County, AR, plant Rhubarb after the last frost (around March 26) and before the first frost (around November 2). Best results when soil holds above 50°F.
What growing zone is Sharp County, AR for Rhubarb?
Sharp 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 Sharp County's climate?
Yes — Rhubarb grows well in Sharp County's temperate climate. Sharp County averages a 221-day frost-free season, with last frost around March 26 and first frost around November 2.
Your Sharp County Garden Planner — Free
A 22-page printable planner built for Sharp 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.