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When to Plant Comfrey in White Pine County, NV

Comfrey is a vigorous perennial herb valued as a dynamic accumulator of nutrients. Its leaves make excellent mulch, compost activator, and liquid fertilizer.

White Pine County, Nevada is in USDA Zone 6a. The average last spring frost is June 12 and the first fall frost is September 12, giving you a growing season of approximately 92 days.

At an elevation of 6,766 feet, White Pine County receives approximately 15 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 91°F, providing good warmth for Comfrey during the growing season. Sandy soil warms quickly in spring — great for early planting — but Comfrey will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing Comfrey successfully. Mulch heavily to conserve soil moisture.

White Pine County, NV (Zone 6a) Very short season
92 days
Last Spring Frost June 12
92 growing days
First Fall Frost September 12
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White Pine County Soil Profile

Soil Type

Sandy Loam

Soil pH

6.7-8.3

Drainage

Well Drained

Monthly Watering Guide for Comfrey

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

Month Comfrey Needs Rainfall You Supplement Action
Jan 0.9" 0" ❄️ Dormant
Feb 0.8" 0" ❄️ Dormant
Mar 0.9" 0" ❄️ Dormant
Apr 0.5" 0" ❄️ Dormant
May 0.3" 0" ❄️ Dormant
Jun 4.3" 0.5" 3.8" 🚿 Regular watering
Jul 4.3" 2.5" 1.8" 💧 Light watering
Aug 4.3" 3.1" 1.2" 💧 Light watering
Sep 4.3" 2.2" 2.1" 💧 Light watering
Oct 1.4" 0" ❄️ Dormant
Nov 0.9" 0" ❄️ Dormant
Dec 0.9" 0" ❄️ Dormant

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

Comfrey Planting Timeline — White Pine County, NV

Comfrey Planting Calendar

Activity When Date Range
Transplant Outdoors June 19 Jun 19 – Jul 3
Harvest August 21 Aug 21 – Oct 30

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May
June Transplant Outdoors
July Transplant Outdoors
August Harvest
September Harvest
October Harvest
November
December
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Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

92 days in White Pine County

Growing Tips for White Pine County

Plant root cuttings 2 inches deep. Choose Bocking 14 variety to prevent self-seeding. Cut leaves 3-4 times per season for mulch or compost. Avoid planting near pathways as it spreads.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Comfrey in White Pine County, NV?

White Pine County is in Zone 6a with an average last frost of June 12. Plan your Comfrey planting based on this frost date — see the calendar above for exact timing.

What planting zone is White Pine County, NV?

White Pine County, Nevada is in USDA Hardiness Zone 6a. The average last spring frost is June 12 and first fall frost is September 12.

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Your White Pine County Garden Planner — Free

A 22-page printable planner built for White Pine County (Zone 6a). 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 White Pine County, NV. Local conditions may vary. Last updated: June 2026.

Sources & credits

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