When does pre-emergent application typically open in Minneapolis, MN?

Pre-emergent application typically opens in April to May for Minneapolis, MN, when 2-inch soil temperature reaches the 50–55°F threshold for several consecutive days. Apply earlier than that and the herbicide degrades before crabgrass germinates; apply later and weeds have already sprouted. This is informational guidance only, not a prescription. The label is the law. Consult your local Cooperative Extension office before applying any product.

What grass types grow best in Minneapolis, MN?

Minneapolis, MN is primarily a cool-season climate. Cool-season grasses (tall fescue, Kentucky bluegrass, perennial ryegrass, fine fescue) thrive when 2-inch soil sits in the 50–65°F range and slow down in midsummer heat. Picking a grass family that matches the climate is the single biggest lawn-care decision; transition-zone homeowners often maintain blends and accept that neither family will look perfect year-round. This is informational guidance only, not a prescription. The label is the law. Consult your local Cooperative Extension office before applying any product.

When is the first fall frost typically expected in Minneapolis, MN?

In Minneapolis, MN, the first fall frost typically arrives around October 22. Soil temperature continues to drop through October and November, which closes the fall fertilizer window for warm-season grasses and opens the dormant-seeding window for cool-season grasses. This is informational guidance only, not a prescription. The label is the law. Consult your local Cooperative Extension office before applying any product.

How often is this schedule updated?

Recommendations recompute every 6 hours from the latest reading at Crescent Lake #1, about 45 miles from Minneapolis. This is informational guidance only, not a prescription. The label is the law. Consult your local Cooperative Extension office before applying any product.

What soil temperature do cool-season grasses need to germinate?

Cool-season grasses like fescue, Kentucky bluegrass, and perennial ryegrass germinate best when 2-inch soil temperature sits in the 50–65°F range for several consecutive days. Above that, summer heat stresses young seedlings; below that, germination slows or stalls. The re-entry interval (REI) on any post-emergent products you apply during establishment is on the product label; respect it before letting pets or children back on treated areas. This is informational guidance only, not a prescription. The label is the law. Consult your local Cooperative Extension office before applying any product.

Where does the soil temperature data for Minneapolis come from?

Soil temperature for Minneapolis comes from Crescent Lake #1, a station in the USDA Soil Climate Analysis Network (SCAN) located about 45 miles away. Daily readings at depths from 2 inches down to 40 inches feed the schedule's window-open and window-closing decisions. This is informational guidance only, not a prescription. The label is the law. Consult your local Cooperative Extension office before applying any product.

Lawn Care Schedule for Minneapolis, MN

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Right now in Minneapolis

68°F at 2-inch depth · measured in the ground: Crescent Lake #1 station, 45 mi

COMING UP

Fall overseeding (cool-season)

DAYS

Opens when 2-inch soil reaches 60°F. Currently 62°F.

Forecast is based on older trend data; soil temperature varies year to year.

Next after that: Fall core aeration (cool-season), opens in ~6 days.

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About this schedule

Soil at 2 inches is currently 68°F. That is 3°F below the 30-year normal for this date. Data from USDA Soil Climate Analysis Network (SCAN), 45 miles away at Crescent Lake #1. First fall frost typically arrives around October 22.

Sources

Penn State Extension: Thatch Management in Lawns (2024)
NC State Extension TurfFiles: Thatch and Dethatching (2023)
NC State Extension TurfFiles: Cultural Practices for Lawns (2023)
University of Maryland Extension: Aeration in Lawn Care (2024)
Penn State Extension: Managing Soil pH (2024)
Virginia Cooperative Extension (Virginia Tech): Lime, the Real Story (2023)
Penn State Extension: Establishing and Renovating Lawns (2024)
University of Maryland Extension: Seeding a Lawn (2023)
Penn State Extension: Preemergence Herbicides for Control of Crabgrass in Lawns (2024)
University of Maryland Extension: Crabgrass and Other Summer Annual Grass Weeds in Lawns (2023)
University of Minnesota Extension: Fertilizing Lawns (2024)
Penn State Extension: Fertilizing Lawns (2023)
Purdue Extension: Turfgrass Weed Control for Lawns (2024)
University of Minnesota Extension: Lawn Weeds (2023)
Penn State Extension: Iron Applications on Cool-Season Turf (2024)
University of Georgia Extension: Iron and Micronutrients in Warm-Season Lawns (2023)
Penn State Extension: Mowing Lawns (2024)
University of Minnesota Extension: Mowing Cool-Season Lawns (2023)
University of Minnesota Extension: Watering Established Lawns (2024)
Penn State Extension: Lawn Water Management During Drought (2023)
Penn State Extension: White Grubs in Home Lawns (2024)
Purdue Extension: Managing White Grubs in Turfgrass (2023)
NC State Extension TurfFiles: Fall Core Aeration (2024)
University of Maryland Extension: Aeration in Lawn Care (2023)
NC State Extension TurfFiles: Annual Bluegrass Control in Turfgrass (2024)
University of Georgia Extension: Annual Bluegrass Control in Lawns (2023)
University of Minnesota Extension: Fall Lawn Fertilization (2024)
Penn State Extension: Fall Fertilization for Cool-Season Lawns (2023)
Penn State Extension: Soil Testing for Lawns and Landscapes (2024)
University of Maryland Extension: Soil Testing for Home Lawns (2023)
University of Minnesota Extension: Late-Fall Lawn Fertilization (2024)
Penn State Extension: Late-Fall (Winterizer) Application Timing (2023)
Penn State Extension: Fall Lime Applications (2024)
Virginia Cooperative Extension (Virginia Tech): Lime Application Timing (2023)
University of Minnesota Extension: Winter Watering of Lawns (2024)
Colorado State University Extension: Fall and Winter Watering (2023)

Lawn Care Schedule for Minneapolis, MN

Right now in Minneapolis

Fall overseeding (cool-season)

July

August

September

October

November

December

About this schedule

Sources