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When to Plant Celosia in Deuel County, NE

Deuel County, Nebraska Zone 5b June

June to-do list for Deuel County, Nebraska

Here's what deserves your attention in Deuel County, Nebraska this month. Everything below is tailored to Zone 5b and timed around your local frost dates.

Avg. last frost May 4
Avg. first frost October 7
Soil temp (4") 65°F
Watering High
Pest pressure High
Daylight 14.9 hrs
  1. Time to start celosia inside

    Bottom-water once the first true leaves appear — it keeps stems dry and knocks back damping-off.

Before July arrives, get these ready
  • First harvests: celosia

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Celosia (Celosia argentea) encompasses the vivid cockscomb (cristata) and feathery plumed (plumosa) types that explode with color in summer heat. Drought-tolerant and disease-resistant, they thrive in the hottest parts of the season and produce long-lasting blooms both in the garden and as cut or dried flowers. A reliable filler in sunny annual beds.

Deuel County, Nebraska is in USDA Zone 5b. The average last spring frost is May 4 and the first fall frost is October 7, giving you a growing season of approximately 156 days.

At an elevation of 1,096 feet, Deuel County receives approximately 22.7 inches of rainfall annually with predominantly loam soil. Summer highs average 83°F, so choose short-season varieties of Celosia to ensure they mature before fall.

Annual Blooms in Summer Pollinator-friendly Good for cutting
Deuel County, NE (Zone 5b) Moderate season
156 days
Last Spring Frost May 4
156 growing days
First Fall Frost October 7
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Deuel County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.4

Drainage

Well Drained

Celosia Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Start indoors: Mar 26 Transplant: May 7 🌸 Bloom: Jul 9 – Oct 15
Recommended (50%) ✗ May not fit
Start indoors: Mar 30 Transplant: May 11 🌸 Bloom: Jul 13 – Oct 19
Safe Start (90%) ✗ May not fit
Start indoors: Apr 14 Transplant: May 26 🌸 Bloom: Jul 28 – Nov 3

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.

Soil Compatibility in Deuel County

How your county's soil matches Celosia's growing requirements.

Soil pH

Your soil pH (6.6–7.4) overlaps with Celosia's range (6.0–7.0), though not a perfect match.

Soil Texture

The loam soil in Deuel County is excellent for Celosia — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.5%). Annual compost additions will help Celosia.

How to Plant Celosia

0.1"
Planting Depth
9"
Between Plants
12"
Between Rows

Succession Planting Celosia

3
successive plantings in your 156-day season

Sow every 6.9 weeks. Last sowing by Jul 09 to harvest before frost.

Celosia Water Budget

Plant needs
0.5″/week
Rainfall provides
0.6″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 8/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Celosia

Celosia needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Celosia Needs Rainfall You Supplement Action
Jan 1.6" 0" ❄️ Dormant
Feb 1.4" 0" ❄️ Dormant
Mar 1.8" 0" ❄️ Dormant
Apr 2.4" 0" ❄️ Dormant
May 2.2" 2.8" 0" ✅ Rainfall sufficient
Jun 2.2" 1.6" 0.6" 💧 Light watering
Jul 2.2" 2" 0.2" 💧 Light watering
Aug 2.2" 2.4" 0" ✅ Rainfall sufficient
Sep 2.2" 1.7" 0.5" 💧 Light watering
Oct 2.2" 2" 0.2" 💧 Light watering
Nov 1.6" 0" ❄️ Dormant
Dec 1.4" 0" ❄️ Dormant

Water needs are for active growing months only (May–Oct in Deuel County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Celosia Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Celosia needs ~919 GDD — county provides 1,911 GDD Excellent fit

Celosia Planting Timeline — Deuel County, NE

Celosia Planting Calendar

Activity When Date Range
Start Indoors March 30 Mar 30 – Apr 13
Transplant Outdoors May 11 May 11 – May 25
Direct Sow May 11 May 11 – Jun 1
Bloom July 13 Jul 13 – Oct 19

Plant 0.1" deep · 9" apart · Rows 12" apart

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 5b

📆 Growing Season

156 days in Deuel County

Growing Tips for Celosia in Deuel County

Direct sow Celosia outdoors after May 04 in Deuel County when soil has warmed and frost danger has passed.

Deuel County receives only 23" of rain annually. Celosia needs consistent moisture — install drip irrigation or water deeply 2-3 times per week.

General growing tips

Start seeds indoors 4–6 weeks before last frost, or direct-sow after soil warms above 60°F. Does not transplant well from large pots — sow in small cells or direct-sow. Needs full sun and warm soil; cold stress causes stunting. Pinch first bloom to encourage branching. Water at the base; wet foliage encourages fungal issues. Excellent dried flower — harvest before seeds set for the best color retention.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Celosia in Deuel County, NE?

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

What planting zone is Deuel County, NE?

Deuel County, Nebraska is in USDA Hardiness Zone 5b. The average last spring frost is May 4 and first fall frost is October 7.

🌱

Your Deuel County Garden Planner — Free

A 22-page printable planner built for Deuel 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 Deuel County, NE. 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.