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When to plant Salsify in Barton, AR

The best window to plant Salsify in Barton, is February 28–March 21, when soil warms to 50°F. Last frost typically hits March 14; first frost November 12. A second sowing from September 3 to September 17 extends the harvest into fall.

When to Plant Salsify in Barton, AR

Phillips County, Arkansas Zone 8a June

Phillips County, Arkansas gardeners: here's your June plan

Welcome to June in Zone 8a. These are the moves that will have the biggest impact on your growing season.

Avg. last frost March 14
Avg. first frost November 12
Soil temp (4") 78°F
Watering Low
Pest pressure High
Daylight 14.3 hrs
  1. Basket week: salsify

    The more you pick, the more the plant produces. Letting fruit overripen tells the plant it's time to stop.

A few tasks this June that'll pay off in July
  • First harvests: salsify

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Salsify is a root vegetable with a subtle oyster-like flavor, earning it the nickname "oyster plant." It produces long, slender, cream-colored roots.

Barton, Arkansas is in USDA Zone 8a. The average last spring frost is March 14 and the first fall frost is November 12, giving you a growing season of approximately 243 days.

At an elevation of 678 feet, Phillips County receives approximately 50 inches of rainfall annually with predominantly silt loam soil. Summer highs average 93°F, providing good warmth for Salsify during the growing season.

Barton, AR (Zone 8a) Long season
243 days
Last Spring Frost March 14
243 growing days
First Fall Frost November 12

Barton Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.7

Drainage

Well Drained

Salsify Planting Risk Windows

Early Start (70% safe) ✓ Fits season (92 days to spare)
Transplant: Mar 9 🍅 Harvest: Jun 22 – Aug 3
Recommended (50%) ✓ Fits season (96 days to spare)
Transplant: Mar 14 🍅 Harvest: Jun 27 – Aug 8
Safe Start (90%) ✓ Fits season (89 days to spare)
Transplant: Apr 7 🍅 Harvest: Jul 21 – Sep 1

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.

Soil Compatibility in Barton

How your county's soil matches Salsify's growing requirements.

Soil pH

Your soil pH (5.6–6.7) overlaps with Salsify's range (6.0–7.5), though not a perfect match.

Soil Texture

The silt loam soil in Phillips County is excellent for Salsify — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.8%). Annual compost additions will help Salsify.

How to Plant Salsify

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Salsify Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 352 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Salsify

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

Month Salsify Needs Rainfall You Supplement Action
Jan 4.4" 0" ❄️ Dormant
Feb 4" 0" ❄️ Dormant
Mar 4.3" 5.5" 0" ✅ Rainfall sufficient
Apr 4.3" 3.9" 0.4" 💧 Light watering
May 4.3" 4.4" 0" ✅ Rainfall sufficient
Jun 4.3" 4.4" 0" ✅ Rainfall sufficient
Jul 4.3" 5.2" 0" ✅ Rainfall sufficient
Aug 4.3" 4.3" 0" ✅ Rainfall sufficient
Sep 4.3" 3.2" 1.1" 💧 Light watering
Oct 4.3" 2.9" 1.4" 💧 Light watering
Nov 4.3" 3.6" 0.7" 💧 Light watering
Dec 4.2" 0" ❄️ Dormant

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

Salsify Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Salsify needs ~2,271 GDD — county provides 4,799 GDD Excellent fit

Salsify Planting Timeline — Barton, AR

Salsify Planting Calendar

Activity When Date Range
Direct Sow February 28 Feb 28 – Mar 21
Harvest June 13 Jun 13 – Jul 25
Fall Sowing September 3 Sep 3 – Sep 17

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February Direct Sow
March Direct Sow
April
May
June Harvest
July Harvest
August
September Fall Sowing
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

100–130 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 8a

📆 Growing Season

243 days in Phillips County

Growing Tips for Salsify in Barton

Direct sow Salsify outdoors after March 14 in Phillips County when soil has warmed and frost danger has passed.

Common pests for Salsify in this region include aphids and slugs. Use row covers early in the season and inspect plants weekly.

General growing tips

Direct sow in spring in deeply worked, stone-free soil. Use fresh seed only as viability drops quickly. Harvest in late fall after frost for best flavor.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

When should I plant Salsify in Barton, AR?

In Barton, AR, plant Salsify after the last frost (around March 14) and before the first frost (around November 12). Best results when soil holds above 50°F.

What growing zone is Barton, AR for Salsify?

Barton sits in USDA Zone 8a. Salsify grows reliably in zones 3a through 9b, so it's a good fit here.

Can Salsify grow in Barton's climate?

Yes — Salsify grows well in Barton's temperate climate. Barton averages a 243-day frost-free season, with last frost around March 14 and first frost around November 12.

🌱

Your Phillips County Garden Planner — Free

A 22-page printable planner built for Phillips County (Zone 8a). 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 Phillips County, AR. Local conditions may vary. Last updated: June 2026.