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When to plant Ground Cherry in Mill Spring, MO

Mill Spring's 209-day season only supports one Ground Cherry planting per year. Sow between April 27 and May 11 for the best chance at full maturity before November 1.

When to Plant Ground Cherry in Mill Spring, MO

Wayne County, Missouri Zone 7a August

Top priorities for Wayne County, Missouri gardeners in August

Each item below is timed to Wayne County, Missouri's frost dates and soil temperatures. Skip nothing, stress about nothing.

Avg. last frost April 6
Avg. first frost November 1
Soil temp (4") 81°F
Watering Moderate
Pest pressure High
Daylight 13.4 hrs

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Ground cherries produce small, sweet, tropical-tasting berries enclosed in papery husks. They are related to tomatillos and cape gooseberries and self-sow readily.

Mill Spring, Missouri is in USDA Zone 7a. The average last spring frost is April 6 and the first fall frost is November 1, giving you a growing season of approximately 209 days.

At an elevation of 1,103 feet, Wayne County receives approximately 36.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Ground Cherry during the growing season.

Mill Spring, MO (Zone 7a) Long season
209 days
Last Spring Frost April 6
209 growing days
First Fall Frost November 1

Mill Spring Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-7

Drainage

Well Drained

Ground Cherry Planting Risk Windows

Early Start (70% safe) ✓ Fits season (67 days to spare)
Transplant: Apr 17 🍅 Harvest: Jun 26 – Aug 21
Recommended (50%) ✓ Fits season (62 days to spare)
Transplant: Apr 27 🍅 Harvest: Jul 6 – Aug 31
Safe Start (90%) ✓ Fits season (66 days to spare)
Transplant: May 13 🍅 Harvest: Jul 22 – Sep 16

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 Mill Spring

How your county's soil matches Ground Cherry's growing requirements.

Soil pH

Your soil pH (5.7–7.0) overlaps with Ground Cherry's range (6.0–7.5), though not a perfect match.

Soil Texture

The silt loam soil in Wayne County is excellent for Ground Cherry — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Ground Cherry.

Organic Matter

Organic matter is moderate (3.0%). Annual compost additions will help Ground Cherry.

How to Plant Ground Cherry

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Succession Planting Ground Cherry

3
successive plantings in your 209-day season

Sow every 7.4 weeks. Last sowing by Aug 13 to harvest before frost.

Ground Cherry Water Budget

Plant needs
1.0″/week
Rainfall provides
0.7″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Ground Cherry

Ground Cherry needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Ground Cherry Needs Rainfall You Supplement Action
Jan 1.5" 0" ❄️ Dormant
Feb 1.6" 0" ❄️ Dormant
Mar 2.7" 0" ❄️ Dormant
Apr 4.3" 3.7" 0.6" 💧 Light watering
May 4.3" 4.4" 0" ✅ Rainfall sufficient
Jun 4.3" 4.7" 0" ✅ Rainfall sufficient
Jul 4.3" 4.3" 0" ✅ Rainfall sufficient
Aug 4.3" 3.3" 1" 💧 Light watering
Sep 4.3" 3.3" 1" 💧 Light watering
Oct 4.3" 2.7" 1.6" 💧 Light watering
Nov 4.3" 2.5" 1.8" 💧 Light watering
Dec 2" 0" ❄️ Dormant

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

Ground Cherry 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.

Ground Cherry needs ~1,051 GDD — county provides 3,030 GDD Excellent fit

Ground Cherry Planting Timeline — Mill Spring, MO

Ground Cherry Planting Calendar

Activity When Date Range
Transplant Outdoors April 27 Apr 27 – May 11
Harvest July 6 Jul 6 – Aug 31

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Transplant Outdoors
May Transplant Outdoors
June
July Harvest
August Harvest
September
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

65–80 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 7a

📆 Growing Season

209 days in Wayne County

Growing Tips for Ground Cherry in Mill Spring

Direct sow Ground Cherry outdoors after April 06 in Wayne County when soil has warmed and frost danger has passed.

Common pests for Ground Cherry in this region include tomato hornworm and aphids. Use row covers early in the season and inspect plants weekly.

General growing tips

Start seeds indoors 6-8 weeks before last frost. Let fruits fall to the ground naturally when ripe inside their husks. The husk turns brown and papery when the fruit is ready.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

When should I plant Ground Cherry in Mill Spring, MO?

In Mill Spring, MO, plant Ground Cherry after the last frost (around April 6) and before the first frost (around November 1). Best results when soil holds above 50°F.

What growing zone is Mill Spring, MO for Ground Cherry?

Mill Spring sits in USDA Zone 7a. Ground Cherry grows reliably in zones 4a through 11b, so it's a good fit here.

Can Ground Cherry grow in Mill Spring's climate?

Yes — Ground Cherry grows well in Mill Spring's temperate climate. Mill Spring averages a 209-day frost-free season, with last frost around April 6 and first frost around November 1.

🌱

Your Wayne County Garden Planner — Free

A 22-page printable planner built for Wayne County (Zone 7a). 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 Wayne County, MO. Local conditions may vary. Last updated: August 2026.