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When to plant Daffodils in Holcomb, IL

Plant Daffodils in Holcomb, when soil hits 50°F — usually mid-spring. Continue planting through late spring for the spring crop. A second sowing from September 1 to September 15 extends the harvest into fall.

When to Plant Daffodils in Holcomb, IL

Daffodils (Narcissus spp.) are among the most dependable and longest-lived of all spring bulbs. Their cheerful yellow and white blooms emerge in early spring, often while frost is still possible, bringing color weeks before most other flowers. Unlike tulips, established clumps naturalize readily — spreading and returning reliably year after year without replanting. Deer and rodents avoid them due to toxic alkaloids in the bulb and sap, making them a low-maintenance choice for naturalized areas, woodland edges, and mixed borders.

Holcomb, Illinois is in USDA Zone 5b. The average last spring frost is April 23 and the first fall frost is October 13, giving you a growing season of approximately 173 days.

At an elevation of 890 feet, Ogle County receives approximately 39.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Daffodils during the growing season.

Bulb Blooms in Spring Pollinator-friendly Deer-resistant Good for cutting Fragrant
Holcomb, IL (Zone 5b) Moderate season
173 days
Last Spring Frost April 23
173 growing days
First Fall Frost October 13

Holcomb Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Daffodils Planting Timeline — Holcomb, IL

Daffodils Planting Calendar

Activity When Date Range
Bloom July 21 Jul 21 – Aug 11
Fall Sowing September 1 Sep 1 – Sep 15

Plant 7" deep · 7" apart · Rows 8" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May
June
July Bloom
August Bloom
September Fall Sowing
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

20–40 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5b

📆 Growing Season

173 days in Ogle County

Growing Tips for Holcomb

Plant bulbs pointed-end up in fall, 6–8 inches deep and 6–8 inches apart in well-drained soil. Allow 12–16 weeks of cold dormancy for proper vernalization. Do not cut back foliage until it turns yellow (6–8 weeks after bloom) — the dying leaves photosynthesize energy into the bulb for next year. Lift and divide overcrowded clumps every 4–5 years in summer after foliage dies back. In zones 7b–9b, select heat-tolerant cultivars (Jonquilla, Tazetta, and Cyclamineus divisions) that perform better with less chill than large-cupped types. Zones 10+: insufficient winter cold; pre-chilling is required but results inconsistent — not recommended for outdoor culture.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

When should I plant Daffodils in Holcomb, IL?

In Holcomb, IL, plant Daffodils after the last frost (around April 23) and before the first frost (around October 13). Best results when soil holds above 50°F.

What growing zone is Holcomb, IL for Daffodils?

Holcomb sits in USDA Zone 5b. Daffodils grows reliably in zones 3a through 9b, so it's a good fit here.

Can Daffodils grow in Holcomb's climate?

Yes — Daffodils grows well in Holcomb's temperate climate. Holcomb averages a 173-day frost-free season, with last frost around April 23 and first frost around October 13.

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

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