When to Plant Lemon Thyme in Vigo County, IN
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.
Vigo County, Indiana is in USDA Zone 6a. The average last spring frost is April 18 and the first fall frost is October 17, giving you a growing season of approximately 182 days.
At an elevation of 1,178 feet, Vigo County receives approximately 32.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Lemon Thyme during the growing season.
Vigo County Soil Profile
Soil Type
Silt Loam
Soil pH
6.2-6.7
Drainage
Well Drained
Plant Planting Risk Windows
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.
Plant Water Budget
Lemon Thyme Planting Timeline — Vigo County, IN
Lemon Thyme Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 25 | Apr 25 – May 9 |
| Harvest | July 4 | Jul 4 – Sep 5 |
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
6 – 8
USDA Zone
Zone 6a
Growing Season
182 days
Growing Tips for Vigo 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
Level Up Your Garden
Lemon Thyme in Other Locations
Frequently Asked Questions
When should I plant Lemon Thyme in Vigo County, IN?
Vigo County is in Zone 6a with an average last frost of April 18. Plan your Lemon Thyme planting based on this frost date — see the calendar above for exact timing.
What planting zone is Vigo County, IN?
Vigo County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 18 and first fall frost is October 17.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Vigo County gardeners in Zone 6a organize planting dates, track what's growing, and never miss a planting window.
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