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When to plant Ground Cherry in Powell County, MT

Plant Ground Cherry in Powell County, between July 4 and July 18 — the only viable window. Zone 4b's short season (94 frost-free days) rules out a fall crop.

When to Plant Ground Cherry in Powell County, MT

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

Powell County, Montana is in USDA Zone 4b. The average last spring frost is June 6 and the first fall frost is September 8, giving you a growing season of approximately 94 days.

At an elevation of 5,514 feet, Powell County receives approximately 22.9 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Ground Cherry to ensure they mature before fall.

Powell County, MT (Zone 4b) Very short season
94 days
Last Spring Frost June 6
94 growing days
First Fall Frost September 8

Powell County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Ground Cherry Planting Timeline — Powell County, MT

Ground Cherry Planting Calendar

Activity When Date Range
Transplant Outdoors July 4 Jul 4 – Jul 18
Harvest September 12 Sep 12 – Nov 7

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

65–80 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 4b

📆 Growing Season

94 days in Powell County

Growing Tips for Powell County

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 →

Frequently Asked Questions

When should I plant Ground Cherry in Powell County, MT?

Powell County is in Zone 4b with an average last frost of June 6. Plan your Ground Cherry planting based on this frost date — see the calendar above for exact timing.

What planting zone is Powell County, MT?

Powell County, Montana is in USDA Hardiness Zone 4b. The average last spring frost is June 6 and first fall frost is September 8.

When should I plant Ground Cherry in Powell County, MT?

In Powell County, MT, plant Ground Cherry after the last frost (around June 6) and before the first frost (around September 8). Best results when soil holds above 50°F.

What growing zone is Powell County, MT for Ground Cherry?

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

Can Ground Cherry grow in Powell County's climate?

Yes — Ground Cherry grows well in Powell County's temperate climate. Powell County averages a 94-day frost-free season, with last frost around June 6 and first frost around September 8.

🌱

Your Powell County Garden Planner — Free

A 22-page printable planner built for Powell County (Zone 4b). 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 Powell County, MT. Local conditions may vary. Last updated: June 2026.

Sources & credits

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