When to plant Salsify in Madison County County,
Plant Salsify in Madison County County from March 28 to April 18 in spring. Madison County County sits in USDA Zone 7a, with last frost around April 11 and first frost on October 22. A second sowing from August 13 to August 27 extends the harvest into fall.
When to Plant Salsify in Madison County, IL
Salsify is a root vegetable with a subtle oyster-like flavor, earning it the nickname "oyster plant." It produces long, slender, cream-colored roots.
Madison County, Illinois is in USDA Zone 7a. The average last spring frost is April 11 and the first fall frost is October 22, giving you a growing season of approximately 194 days.
At an elevation of 963 feet, Madison County receives approximately 36.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Salsify during the growing season.
Madison County Soil Profile
Soil Type
Silt Loam
Soil pH
5.8-6.9
Drainage
Well Drained
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 | — | 1.3" | 0" | ❄️ Dormant |
| Feb | — | 1.5" | 0" | ❄️ Dormant |
| Mar | — | 2.4" | 0" | ❄️ Dormant |
| Apr | 4.3" | 4" | 0.3" | 💧 Light watering |
| May | 4.3" | 3.6" | 0.7" | 💧 Light watering |
| Jun | 4.3" | 5" | 0" | ✅ Rainfall sufficient |
| Jul | 4.3" | 4.1" | 0.2" | 💧 Light watering |
| Aug | 4.3" | 4.1" | 0.2" | 💧 Light watering |
| Sep | 4.3" | 3.4" | 0.9" | 💧 Light watering |
| Oct | 4.3" | 2.8" | 1.5" | 💧 Light watering |
| Nov | — | 2.8" | 0" | ❄️ Dormant |
| Dec | — | 1.7" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Apr–Oct in Madison County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Salsify Planting Timeline — Madison County, IL
Salsify Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | March 28 | Mar 28 – Apr 18 |
| Harvest | July 11 | Jul 11 – Aug 22 |
| Fall Sowing | August 13 | Aug 13 – Aug 27 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Direct Sow |
| April | Direct Sow |
| May | — |
| June | — |
| July | Harvest |
| August | Fall Sowing Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
100–130 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 7a
📆 Growing Season
194 days in Madison County
Growing Tips for Madison County
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 →
Salsify in Other Locations
Frequently Asked Questions
When should I plant Salsify in Madison County, IL?
Madison County is in Zone 7a with an average last frost of April 11. Plan your Salsify planting based on this frost date — see the calendar above for exact timing.
What planting zone is Madison County, IL?
Madison County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 11 and first fall frost is October 22.
When should I plant Salsify in Madison County County, ?
In Madison County County, , plant Salsify after the last frost (around April 11) and before the first frost (around October 22). Best results when soil holds above 50°F.
What growing zone is Madison County County, for Salsify?
Madison County County sits in USDA Zone 7a. Salsify grows reliably in zones 3a through 9b, so it's a good fit here.
Can Salsify grow in Madison County County's climate?
Yes — Salsify grows well in Madison County County's temperate climate. Madison County County averages a 194-day frost-free season, with last frost around April 11 and first frost around October 22.
Your Madison County Garden Planner — Free
A 22-page printable planner built for Madison County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.