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When to plant Goji Berries in Will County, IL

In Will County, Goji Berries is a spring-only crop. Plant May 14–May 28 once soil hits 50°F.

When to Plant Goji Berries in Will County, IL

Will County, Illinois Zone 6a July

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Avg. last frost April 23
Avg. first frost October 17
Soil temp (4") 76°F
Watering Low
Pest pressure High
Daylight 14.7 hrs

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Goji berries are a deciduous shrub producing small, bright red berries valued as a superfood. The plants are extremely hardy and drought-tolerant once established.

Will County, Illinois is in USDA Zone 6a. The average last spring frost is April 23 and the first fall frost is October 17, giving you a growing season of approximately 177 days.

At an elevation of 655 feet, Will County receives approximately 41.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Goji Berries to ensure they mature before fall.

Will County, IL (Zone 6a) Moderate season
177 days
Last Spring Frost April 23
177 growing days
First Fall Frost October 17

Will County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-7.2

Drainage

Well Drained

Goji Berries Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: May 9
Recommended (50%) ✓ Fits season
Transplant: May 14
Safe Start (90%) ✓ Fits season
Transplant: May 31

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 Will County

How your county's soil matches Goji Berries's growing requirements.

Soil pH

Your soil pH (5.7–7.2) is more acidic than Goji Berries prefers (6.5–8.0). Add garden lime to raise pH.

Soil Texture

The silt loam soil in Will County is excellent for Goji Berries — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is excellent (5.0%) — Goji Berries will thrive.

How to Plant Goji Berries

48"
Between Plants
72"
Between Rows

Goji Berries Water Budget

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

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Goji Berries

Goji Berries 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 Goji Berries Needs Rainfall You Supplement Action
Jan 1.6" 0" ❄️ Dormant
Feb 1.8" 0" ❄️ Dormant
Mar 2.9" 0" ❄️ Dormant
Apr 2.2" 4.2" 0" ✅ Rainfall sufficient
May 2.2" 4.4" 0" ✅ Rainfall sufficient
Jun 2.2" 5.3" 0" ✅ Rainfall sufficient
Jul 2.2" 4.5" 0" ✅ Rainfall sufficient
Aug 2.2" 4.4" 0" ✅ Rainfall sufficient
Sep 2.2" 3.4" 0" ✅ Rainfall sufficient
Oct 2.2" 3.4" 0" ✅ Rainfall sufficient
Nov 3.3" 0" ❄️ Dormant
Dec 2.7" 0" ❄️ Dormant

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

Goji Berries 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.

Goji Berries needs ~11,178 GDD — county provides 2,168 GDD May not mature

Goji Berries Planting Timeline — Will County, IL

Goji Berries Planting Calendar

Activity When Date Range
Transplant Outdoors May 14 May 14 – May 28

· 48" apart · Rows 72" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

730–1095 days

🧪 Soil pH

Needs 6.5–8 · Your soil: too_acidic

🗺️ USDA Zone

Zone 6a

📆 Growing Season

177 days in Will County

Growing Tips for Goji Berries in Will County

Direct sow Goji Berries outdoors after April 23 in Will County when soil has warmed and frost danger has passed.

Your 177.0-day growing season in Will County is tight for Goji Berries (730.0-1095.0 days to maturity). Start indoors and choose early-maturing varieties.

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

General growing tips

Plant in well-drained soil in full sun. Prune annually to manage the arching, somewhat wild growth habit. Berries ripen over an extended period in summer and fall. Can be trellised.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Goji Berries in Will County, IL?

Will County is in Zone 6a with an average last frost of April 23. Plan your Goji Berries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Will County, IL?

Will County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 23 and first fall frost is October 17.

When should I plant Goji Berries in Will County, IL?

In Will County, IL, plant Goji Berries after the last frost (around April 23) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Will County, IL for Goji Berries?

Will County sits in USDA Zone 6a. Goji Berries grows reliably in zones 3a through 10b, so it's a good fit here.

Can Goji Berries grow in Will County's climate?

Yes — Goji Berries grows well in Will County's temperate climate. Will County averages a 177-day frost-free season, with last frost around April 23 and first frost around October 17.

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Your Will County Garden Planner — Free

A 22-page printable planner built for Will County (Zone 6a). 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 Will County, IL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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