When to plant Lemon Thyme in Riley County, KS
In Riley County, Lemon Thyme is a spring-only crop. Plant April 24–May 8 once soil hits 50°F.
When to Plant Lemon Thyme in Riley County, KS
Lemon thyme is a low-growing perennial herb with tiny, citrus-scented leaves. It combines the savory quality of thyme with a bright lemon flavor, excellent with fish and poultry.
Riley County, Kansas is in USDA Zone 6b. The average last spring frost is April 17 and the first fall frost is October 18, giving you a growing season of approximately 184 days.
At an elevation of 551 feet, Riley County receives approximately 32.9 inches of rainfall annually with predominantly loam soil. Summer highs average 85°F, providing good warmth for Lemon Thyme during the growing season.
Riley County Soil Profile
Soil Type
Loam
Soil pH
6.8-7.7
Drainage
Well Drained
Monthly Watering Guide for Lemon Thyme
Lemon Thyme needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Lemon Thyme Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 1" | 0" | ❄️ Dormant |
| Feb | — | 1.2" | 0" | ❄️ Dormant |
| Mar | — | 2.3" | 0" | ❄️ Dormant |
| Apr | 4.3" | 3.1" | 1.2" | 💧 Light watering |
| May | 4.3" | 4.3" | 0" | ✅ Rainfall sufficient |
| Jun | 4.3" | 5.5" | 0" | ✅ Rainfall sufficient |
| Jul | 4.3" | 4" | 0.3" | 💧 Light watering |
| Aug | 4.3" | 4" | 0.3" | 💧 Light watering |
| Sep | 4.3" | 3.1" | 1.2" | 💧 Light watering |
| Oct | 4.3" | 2.3" | 2" | 💧 Light watering |
| Nov | — | 1.2" | 0" | ❄️ Dormant |
| Dec | — | 0.9" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Apr–Oct in Riley County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Lemon Thyme Planting Timeline — Riley County, KS
Lemon Thyme Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 24 | Apr 24 – May 8 |
| Harvest | July 3 | Jul 3 – Sep 4 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Transplant Outdoors |
| May | Transplant Outdoors |
| June | — |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Low — drought tolerant
📅 Days to Maturity
70–90 days
🧪 Soil pH
Needs 6–8 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
184 days in Riley County
Growing Tips for Riley County
Start from cuttings or divisions. Plant in well-drained soil. Trim back after flowering. Use as a fragrant ground cover or edging plant along garden paths.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Lemon Thyme in Other Locations
Frequently Asked Questions
When should I plant Lemon Thyme in Riley County, KS?
Riley County is in Zone 6b with an average last frost of April 17. Plan your Lemon Thyme planting based on this frost date — see the calendar above for exact timing.
What planting zone is Riley County, KS?
Riley County, Kansas is in USDA Hardiness Zone 6b. The average last spring frost is April 17 and first fall frost is October 18.
When should I plant Lemon Thyme in Riley County, KS?
In Riley County, KS, plant Lemon Thyme after the last frost (around April 17) and before the first frost (around October 18). Best results when soil holds above 50°F.
What growing zone is Riley County, KS for Lemon Thyme?
Riley County sits in USDA Zone 6b. Lemon Thyme grows reliably in zones 5a through 9b, so it's a good fit here.
Can Lemon Thyme grow in Riley County's climate?
Yes — Lemon Thyme grows well in Riley County's temperate climate. Riley County averages a 184-day frost-free season, with last frost around April 17 and first frost around October 18.
Your Riley County Garden Planner — Free
A 22-page printable planner built for Riley County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.