Blog

When to Plant Daylily in Rimouski, QC

Hemerocallis (Daylily) is one of the most adaptable and trouble-free perennials in cultivation. Though each flower lasts only a single day, established clumps produce dozens to hundreds of buds per stem, delivering weeks of continuous color through summer. Modern hybrids extend the range from pale cream and melon through deep burgundy and purple. Nearly indestructible once established — tolerating poor soil, drought, competition, and neglect — daylilies form dense spreading clumps that effectively suppress weeds. An excellent low-maintenance choice for slopes, borders, and naturalized areas.

Rimouski, Quebec is in USDA Zone 5a. The average last spring frost is May 4 and the first fall frost is October 11, giving you a growing season of approximately 160 days.

At an elevation of 114 feet, Rimouski receives approximately 31.2 inches of rainfall annually with predominantly gray-brown podzol soil. Summer highs average 73°F, so choose short-season varieties of Daylily to ensure they mature before fall.

Perennial Blooms in Summer Pollinator-friendly Good for cutting
Rimouski, QC (Zone 5a) Moderate season
160 days
Last Spring Frost May 4
160 growing days
First Fall Frost October 11

Rimouski Soil Profile

Soil Type

Gray-Brown Podzol

Soil pH

6.0-7.0

Drainage

Well Drained

Daylily Planting Timeline — Rimouski, QC

Daylily Planting Calendar

Activity When Date Range
Start Indoors March 2 Mar 2 – Mar 16
Transplant Outdoors May 18 May 18 – Jun 1
Bloom August 10 Aug 10 – Nov 2

Plant 1" deep · 24" apart · Rows 30" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April
May Transplant Outdoors
June Transplant Outdoors
July
August Bloom
September Bloom
October Bloom
November Bloom
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5a

📆 Growing Season

160 days in Rimouski

Growing Tips for Rimouski

Daylilies are most commonly propagated by division rather than seed; cultivar seeds do not come true. Transplant bare-root or potted divisions in early spring or fall, setting crowns no more than 1 inch below soil level. If starting from seed (species types only), start indoors 8–10 weeks before last frost. Established plants are extremely drought-tolerant; moderate water during bloom period improves flower quality. Divide crowded clumps every 3–5 years in early spring or fall to maintain vigor. In warm zones (8+), some cultivars are evergreen; in cold zones, foliage dies back each fall. Year 2+ plants bloom most heavily — first-year transplants may produce limited flowers.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Daylily in Rimouski, QC?

Rimouski is in Zone 5a with an average last frost of May 4. Plan your Daylily planting based on this frost date — see the calendar above for exact timing.

What planting zone is Rimouski, QC?

Rimouski, Quebec is in USDA Hardiness Zone 5a. The average last spring frost is May 4 and first fall frost is October 11.

🌱

Your Rimouski Garden Planner — Free

A 22-page printable planner built for Rimouski (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Rimouski, QC. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.