When to Plant Lovage in Ottawa, ON
Lovage is a large perennial herb with a celery-like flavor that can grow 4-6 feet tall. All parts are edible including the leaves, stems, seeds, and roots.
Ottawa, Ontario is in USDA Zone 6b. The average last spring frost is April 13 and the first fall frost is October 17, giving you a growing season of approximately 187 days.
At an elevation of 229 feet, Ottawa receives approximately 32.8 inches of rainfall annually with predominantly clay loam soil. Summer highs average 80°F, so choose short-season varieties of Lovage to ensure they mature before fall. Clay soil retains moisture well for Lovage, but amend with compost to improve drainage and prevent root rot.
Ottawa Soil Profile
Soil Type
Clay Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Lovage Planting Timeline — Ottawa, ON
Lovage Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 20 | Apr 20 – May 4 |
| Harvest | June 29 | Jun 29 – Aug 31 |
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 | Harvest |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
70–90 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
187 days in Ottawa
Growing Tips for Ottawa
Start seeds indoors or direct sow in spring. One plant is usually enough for a family. Harvest outer stems and leaves as needed. Divide clumps every 3-4 years.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Lovage in Other Locations
Frequently Asked Questions
When should I plant Lovage in Ottawa, ON?
Ottawa is in Zone 6b with an average last frost of April 13. Plan your Lovage planting based on this frost date — see the calendar above for exact timing.
What planting zone is Ottawa, ON?
Ottawa, Ontario is in USDA Hardiness Zone 6b. The average last spring frost is April 13 and first fall frost is October 17.
Your Ottawa Garden Planner — Free
A 22-page printable planner built for Ottawa (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.