Planting zone for 48188 — Canton, MI
ZIP code 48188 (Canton, Wayne County) is in USDA zone 6a: the coldest winter night averages −10 to −5 °F. The median last spring frost is April 24 and the first fall frost October 24.
Where ZIP 48188 is
Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoomNot the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.
Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 6a means →
Frost forecast — next 7 nights
live from the National Weather ServiceLoading the forecast for Canton, MI…
Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.
Frost dates in Canton, MI
A hard freeze (28 °F) usually ends around April 13 and returns around November 4.
From the NOAA station Detroit Willow Run Airport, MI — 4 miles away, elevation 778 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.
When to plant vegetables in 48188
Counted from the median last spring frost (Apr 24) and first fall frost (Oct 24) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.
When spring arrived in 2026
In 2026, spring leaf-out near 48188 came on Mar 27 — 11 days earlier than the 1991–2020 average (Apr 7).
Apr 72026
Mar 27
The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).
Native plants for zone 6a in Michigan
580 plants native to the lower 48 states, recorded in Michigan, and rated by the USDA to survive −10 °F or colder — the bottom of zone 6a. Each links to its USDA PLANTS profile.
Trees 58
Shrubs 105
Wildflowers & perennials 220
Grasses 174
Vines 8
Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Canton, MI.
Soil in Canton, MI
The soil mapped at the center of ZIP 48188 is Blount — loam, somewhat poorly drained.
Map unit: Blount-Pewamo loams, 0 to 2 percent slopes.
Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 48188; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.
Climate in Canton, MI
Average high and low, by month
Precipitation by month inches
NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Detroit Willow Run Airport, MI (4 mi away); precipitation: Detroit Willow Run Airport, MI (4 mi away). Daylight is calculated from latitude.
Nearby ZIP codes
5 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.
Questions about 48188
What planting zone is ZIP code 48188?
ZIP code 48188 (Canton, MI) is in USDA hardiness zone 6a on the 2023 map: the coldest night of an average winter reaches −10 to −5 °F (−23.3 to −20.6 °C).
When is the last frost in Canton, MI?
The median last spring frost (32 °F) near 48188 is April 24; after May 11 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Detroit Willow Run Airport station.
When is the first frost in Canton, MI?
The median first fall frost near 48188 is October 24, giving a median frost-free growing season of 179 days.
When should I plant tomatoes in 48188?
Start tomato seeds indoors around Feb 27 – Mar 13 and set transplants outside around May 1 – May 15, one to three weeks after the median last frost.
How much rain and snow does 48188 get?
About 30.2 inches of precipitation a year (NOAA 1991–2020 normals, Detroit Willow Run Airport station).
How hot do summers get in Canton, MI?
The average high peaks at 86 °F in July, with about 21 days a year at 90 °F or more.
What kind of soil does 48188 have?
The USDA soil survey maps Blount at the center of ZIP 48188: loam, somewhat poorly drained, pH about 6.5 (neutral).
Did spring come early in Canton, MI in 2026?
Spring leaf-out near 48188 came on Mar 27 in 2026, 11 days earlier than the 1991–2020 average (Apr 7), according to the USA National Phenology Network Spring Index.
What kind of onions grow in Canton, MI?
Long-day onions: the longest day near 48188 is 15 h 17 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).