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When to plant in Holland, MI

USDA Zone 6b

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Holland, Michigan — all computed from Holland's nearest NOAA weather station.

Zone 6b means Holland sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.

Station · HOLLAND TULIP CITY AP · 2.3 km
Last spring frost
April 28
50% chance · 32°F
First fall frost
October 21
50% chance · 32°F
Growing season
176 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for HollandA year-band showing 32°F frost risk from January to December for Holland: last spring frost around April 28, first fall frost around October 21, about 176 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

HOLLAND TULIP CITY AP · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Holland’s own odds, recorded at HOLLAND TULIP CITY AP.

Frost-probability curves for HollandProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 28 and the first fall frost around October 21, giving about 176 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FMay 26May 8Apr 25Sep 21Oct 6Oct 20
32°FMay 16Apr 28Apr 13Oct 4Oct 21Nov 4
28°FMay 3Apr 16Apr 2Oct 21Nov 3Nov 19

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Rutabaga
July 15July 29
Fall sowin 10 days
Broccoli
July 29August 12
Fall sowin 10 days
Cabbage
July 29August 12
Fall sowin 10 days
Carrot
July 29August 12
Fall sowin 10 days
Cauliflower
July 29August 12
Fall sowin 10 days
Napa Cabbage
July 29August 26
Fall sowin 24 days
Beet
August 12August 26
Fall sowin 24 days
Collards
August 12September 9
Fall sowin 24 days
Endive
August 12August 26
Fall sowin 24 days
Escarole
August 12August 26
Fall sowin 24 days
Fennel (Bulb)
August 12August 26
Fall sowin 24 days
Kale
August 12September 9
Fall sowin 24 days
Kohlrabi
August 12September 9
Fall sowin 24 days
Peas
August 12August 26
Fall sowin 24 days
Radicchio
August 12August 26
Fall sowin 24 days
Swiss Chard
August 12August 26
Fall sowin 24 days
Turnip
August 12September 9

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Holland, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 33 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

HOLLAND TULIP CITY AP
Primary
2 km · 210 m elevation
SPRING
Apr 28
FALL
Oct 21
HOLLAND WTP
9 km · 188 m elevation
SPRING
Apr 27
FALL
Oct 25
ALLEGAN 5NE
33 km · 229 m elevation
SPRING
May 4
FALL
Oct 15

Holland planting FAQ

When is the last spring frost in Holland, MI?

Holland's average last spring frost falls near April 28 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.

When is the first fall frost in Holland, MI?

The first fall frost in Holland typically arrives around October 21 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Holland in?

Holland is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.

How long is the growing season in Holland?

There are roughly 176 frost-free days in Holland (a moderate growing season), running from the average last frost around April 28 to the first fall frost near October 21.

When should I plant tomatoes in Holland?

In Holland, start tomato seeds indoors around March 3–March 17, then transplant seedlings outdoors around May 5 once the danger of frost has passed.

Planting reminders

Never miss a window in Holland

An email when it’s time to start seeds, transplant, and sow — timed to Holland’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at HOLLAND TULIP CITY AP, 2 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Holland, MI — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00004839. Retrieved from https://blissgarden.com/michigan/holland.
When to Plant in Holland, MI — Frost Dates & Zone 6b — BlissGarden