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When to Plant Cress in Newaygo County, MI

Newaygo County, Michigan Zone 5b May

Your May game plan for Newaygo County, Michigan

We've pulled the most time-sensitive tasks for Newaygo County, Michigan this May and put them front and centre. Tackle them in order.

Avg. last frost May 16
Avg. first frost October 5
Soil temp (4") 58°F
Watering Low
Pest pressure Low
Daylight 14.5 hrs
  1. Harden off and plant cress

    Plant tomatoes deep — bury the stem up to the first true leaves to grow extra roots. Everything else goes in at the same depth it grew in the tray.

  2. Plant cress from seed, right in the garden

    These tolerate cool soil, so you're not gambling by sowing now.

  3. Basket week: cress

    The more you pick, the more the plant produces. Letting fruit overripen tells the plant it's time to stop.

Before June arrives, get these ready
  • Starting indoors: cress
  • First harvests: cress

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Garden cress is one of the fastest-growing edibles, producing peppery sprouts in as little as two weeks. It is excellent for microgreens and garnishes.

Newaygo County, Michigan is in USDA Zone 5b. The average last spring frost is May 16 and the first fall frost is October 5, giving you a growing season of approximately 142 days.

At an elevation of 592 feet, Newaygo County receives approximately 38.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Cress during the growing season.

Newaygo County, MI (Zone 5b) Short season
142 days
Last Spring Frost May 16
142 growing days
First Fall Frost October 5
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Newaygo County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (110 days to spare)
Start indoors: Apr 3 Transplant: May 8 🍅 Harvest: May 22 – Jun 12
Recommended (50%) ✓ Fits season (107 days to spare)
Start indoors: Apr 11 Transplant: May 16 🍅 Harvest: May 30 – Jun 20
Safe Start (90%) ✓ Fits season (111 days to spare)
Start indoors: Apr 24 Transplant: May 29 🍅 Harvest: Jun 12 – Jul 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 Newaygo County

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

Soil pH

Your soil pH (5.8–6.9) overlaps with Cress's range (6.0–7.0), though not a perfect match.

Soil Texture

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

Drainage

Drainage is adequate for Cress.

Organic Matter

Organic matter is excellent (4.9%) — Cress will thrive.

How to Plant Cress

0.5"
Planting Depth
2"
Between Plants
6"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Cress

12
successive plantings in your 142-day season

Sow every 1.6 weeks. Last sowing by Sep 14 to harvest before frost.

For a dedicated fall crop, sow by Jul 27.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.1″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 215 gal / 100 sq ft

Monthly Watering Guide for Cress

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

Month Cress Needs Rainfall You Supplement Action
Jan 1.5" 0" ❄️ Dormant
Feb 1.9" 0" ❄️ Dormant
Mar 2.6" 0" ❄️ Dormant
Apr 3.3" 0" ❄️ Dormant
May 4.3" 4.5" 0" ✅ Rainfall sufficient
Jun 4.3" 4.3" 0" ✅ Rainfall sufficient
Jul 4.3" 4.9" 0" ✅ Rainfall sufficient
Aug 4.3" 3.8" 0.5" 💧 Light watering
Sep 4.3" 3.2" 1.1" 💧 Light watering
Oct 4.3" 3.2" 1.1" 💧 Light watering
Nov 2.6" 0" ❄️ Dormant
Dec 2.4" 0" ❄️ Dormant

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

Cress 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.

Cress needs ~267 GDD — county provides 2,165 GDD Excellent fit

Cress Planting Timeline — Newaygo County, MI

Cress Planting Calendar

Activity When Date Range
Start Indoors April 11 Apr 11 – Apr 25
Transplant Outdoors May 16 May 16 – May 30
Direct Sow May 2 May 2 – May 23
Harvest May 30 May 30 – Jun 20
Fall Sowing July 27 Jul 27 – Aug 10

Plant 0.5" deep · 2" apart · Rows 6" apart

Month-by-Month Timeline

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

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

14–21 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 5b

📆 Growing Season

142 days in Newaygo County

Growing Tips for Cress in Newaygo County

Direct sow Cress outdoors after May 16 in Newaygo County when soil has warmed and frost danger has passed.

Your generous 142.0-day season in Newaygo County allows multiple plantings of Cress. Sow every 7.0 days for continuous harvest.

Common pests for Cress in this region include cabbage worm and flea beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

Sow seeds thickly on moist soil or paper towels. Keep moist and harvest when 2-3 inches tall. Succession sow every few days for continuous supply. Grows well indoors year-round.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cress in Newaygo County, MI?

Newaygo County is in Zone 5b with an average last frost of May 16. Plan your Cress planting based on this frost date — see the calendar above for exact timing.

What planting zone is Newaygo County, MI?

Newaygo County, Michigan is in USDA Hardiness Zone 5b. The average last spring frost is May 16 and first fall frost is October 5.

🌱

Your Newaygo County Garden Planner — Free

A 24-page printable planner built for Newaygo 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 Newaygo County, MI. Local conditions may vary. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.