When to Plant Feverfew in Sarnia-Lambton, ON
Feverfew is a bushy perennial herb with small daisy-like flowers and aromatic leaves. It has been used traditionally for headache relief and is a cheerful garden plant.
Sarnia-Lambton, Ontario is in USDA Zone 7b. The average last spring frost is April 3 and the first fall frost is October 27, giving you a growing season of approximately 207 days.
At an elevation of 590 feet, Sarnia-Lambton receives approximately 39.1 inches of rainfall annually with predominantly clay loam soil. Summer highs average 84°F, so choose short-season varieties of Feverfew to ensure they mature before fall. Clay soil retains moisture well for Feverfew, but amend with compost to improve drainage and prevent root rot.
Sarnia-Lambton Soil Profile
Soil Type
Clay Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Feverfew Planting Timeline — Sarnia-Lambton, ON
Feverfew Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 10 | Apr 10 – Apr 24 |
| Harvest | July 10 | Jul 10 – Sep 25 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Transplant Outdoors |
| May | — |
| 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
90–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 7b
📆 Growing Season
207 days in Sarnia-Lambton
Growing Tips for Sarnia-Lambton
Start seeds indoors or direct sow on the soil surface. Deadhead regularly to prevent aggressive self-seeding. Divide clumps every 2-3 years to maintain vigor.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Feverfew in Other Locations
Frequently Asked Questions
When should I plant Feverfew in Sarnia-Lambton, ON?
Sarnia-Lambton is in Zone 7b with an average last frost of April 3. Plan your Feverfew planting based on this frost date — see the calendar above for exact timing.
What planting zone is Sarnia-Lambton, ON?
Sarnia-Lambton, Ontario is in USDA Hardiness Zone 7b. The average last spring frost is April 3 and first fall frost is October 27.
Your Sarnia-Lambton Garden Planner — Free
A 22-page printable planner built for Sarnia-Lambton (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.