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From The 4T Blog

A Month by Month Commercial Grounds Calendar for Johnson County

Commercial grounds maintenance does not fail all at once. They slip. Mow lines get a little sloppy, beds creep past their edges, the irrigation runs on a schedule nobody has checked since April, and by August the property looks tired in a way that is hard to point at and expensive to fix.

The fix is not a better crew showing up more often. It is a calendar. Cool-season turf in Johnson County responds to a fairly narrow set of dates, most of which are published by K-State Research and Extension and none of which move to accommodate a budget cycle. Feed it on those dates and the property carries itself. Feed it whenever the crew has room in the schedule and you spend the same money for a worse result.

Here is what a full year should look like on a Kansas City commercial property, and how to build a 2027 number around it.

The Commercial Grounds Maintenance Year, Month by Month

March. Spot treat broadleaf weeds on a day that is 50 degrees or warmer. Liquid treatments work better than granular here. This is also dormant pruning season for deciduous shade trees, which K-State’s Johnson County office places from late February through April. Site walk with the property manager: identify winter damage, salt-injured turf along drive edges, and anything that heaved.

April. Pre-emergent crabgrass control. K-State gives two indicators, and one is better than the other. The commonly repeated version is to apply when redbud trees are in full bloom. The more defensible version, from K-State’s turf program, is to apply when soils reach a daily average of 55 degrees for about five days at a one inch depth, or at roughly 200 growing degree days on a base of 50. K-State cautions directly that flowering ornamentals are not always a good predictor. Water the pre-emergent in with about a quarter inch. Irrigation startup happens here too. Average last spring freeze is April 8 in Kansas City and April 16 in Olathe, so systems should not be charged before that.

May. Slow-release fertilization if the property is irrigated. Grub preventive with chlorantraniliprole in May, or imidacloprid from May into June. Mowing goes to full frequency. Seasonal color installation if the property runs annual rotations.

June through mid-July. A second pre-emergent by June 15 if the spring product requires it. If prodiamine or dithiopyr went down in April, one application is generally enough, which is a real cost decision worth writing into the contract rather than defaulting to. Raise the mowing height to the top of the recommended range to build drought tolerance. Turf-type tall fescue mows at 2 to 3 inches, and the one-third rule applies: never remove more than a third of the blade at once.

Late July through August. The hardest stretch on cool-season turf here, and the stretch where the temptation to push nitrogen does the most damage. Hold off. Treat grub damage if it appears. Begin overseeding prep. Mid-season irrigation audit belongs here, because this is when an unnoticed head failure costs the most.

September. The most important month of the year, and it is not close. K-State’s guidance is direct: fertilize and core aerate around Labor Day, and this is the most important fertilization of the year for cool-season grass, using a high nitrogen source. September is also the best month for seeding. If a property gets one thing right all year, this is the one.

October. Continue overseeding through roughly mid-month. Fall bed cleanup begins. Average first 32 degree freeze is October 23 in Olathe and October 28 in Kansas City, per the National Weather Service, which sets the schedule for the next item. Irrigation winterization should be scheduled to land before that date, not after it.

November. The second fertilization, high in nitrogen. K-State calls this the second most important application of the year. Broadleaf weeds are also far easier to control in fall than in spring, so this is when to treat them. Leaf removal runs through the month. Snow equipment staged, materials stocked, site maps updated with priority areas and no-pile zones.

December through February. Snow and ice service. Dormant pruning on deciduous trees begins in late February. This is also the window for hardscape condition assessment, because with the beds down and the turf dormant, heaved walks and failing wall sections are easy to see and photograph for the reserve plan.

If you want the residential-side detail on the fertilization logic, our post on the fescue fertilizer schedule for Johnson County walks through why September and November carry so much of the load.

Budgeting Snow When the Range Is 4 Inches to 68

Snow is the line item that wrecks commercial grounds budgets, and it is not because anyone estimated badly. It is because Kansas City winters do not average out inside a single fiscal year.

The National Weather Service seasonal snow record for Kansas City puts the 30 year normal at 18.2 inches. The snowiest season on record delivered 68.0 inches. The least snowy delivered 3.9 inches. Those are the same city.

That spread is the whole argument, and it reframes the snow conversation correctly. Choosing a contract structure is a risk allocation decision, not a price decision.

Seasonal or fixed-price. You pay one number regardless of what falls. In a 68 inch winter you look brilliant. In a 3.9 inch winter you paid for service you did not receive. The contractor is carrying the weather risk, and prices accordingly.

Per-event or per-push. The industry glossary of terms defines this as fees assessed for a defined set of services each time an event occurs. You pay for what happens. Your budget is exposed to the top of the range, and a board that budgeted to the 18.2 inch normal has a problem in a heavy year.

Hybrid. A seasonal base covering an expected band of events, with per-event pricing above it. This is where most sophisticated properties land, because it caps the downside on both sides.

Time and materials. Fees based on time, labor, equipment, and materials used. Appropriate for extraordinary events, inappropriate as a primary structure.

Whatever the structure, the contract needs to define trigger depth, the agreed measurable accumulation at which service is dispatched, and level of service, the expected outcome on the site. Worth knowing that the snow industry’s own procurement standard advises that outcome descriptors should not exceed the term “substantially clear of hazards.” Any contractor promising bare pavement at all times is promising something the standard body will not endorse.

What Deicing Actually Costs, and Why Chemistry Belongs in the Budget

Salt is treated as a commodity line, and it should not be, for two reasons.

Sodium chloride stops working before Kansas City winter does. Per EPA best practice guidance, rock salt is most effective above 25 degrees and only moderately effective between 15 and 25 degrees. EPA stops characterizing its performance below that point, which is the practical signal to keep different chemistry on the shelf. Calcium chloride works below 25 degrees, magnesium chloride down to about 5 degrees, and calcium magnesium acetate below zero. A property budgeted entirely on rock salt has budgeted for the winter it hopes for. Ask what the plan is for a 10 degree morning.

Liquid pre-treatment is dramatically cheaper per ton. Recent USGS commodity data puts rock salt in the low fifties per metric ton and salt in brine near eleven dollars. Anti-icing, applying liquid before the storm to prevent bonding, uses less total chloride and reduces the scraping and the re-application. EPA guidance also calls for calibrating spreading equipment before the season starts and checking it periodically, which is a reasonable question to ask a contractor in October rather than January.

The turf and beds pay for over-application. University of Wisconsin Extension horticulture research documents salt spray damage occurring within 60 feet of pavement and soil salt damage within 30 feet, with sensitive plants showing symptoms considerably farther out. Excess sodium destroys soil structure, raises pH, and reduces infiltration and aeration. The symptoms show up in April as browning leaf edges, delayed budbreak, and dead branch tips on the plantings closest to the drive, and they get billed back to the property as plant replacement. That is the same budget paying twice for the same decision.

There is a water quality dimension too. Chloride does not break down. Once it is in the water there is no practical way to remove it, and USGS monitoring found 84 percent of urban streams studied showed substantially increased chloride levels. For an association with a detention pond or a stream buffer, this is not abstract.

None of this means using less salt than the site needs. It means a program with pre-treatment, calibrated equipment, appropriate chemistry for the temperature, and pavement-temperature-informed decisions costs less over a season than one that solves every event by putting down more rock salt.

The Johnson County Compliance Calendar

A handful of dated obligations attach to commercial grounds here, and they belong on the same calendar as the agronomy.

Annual backflow assembly testing. WaterOne notifies commercial properties when a backflow prevention assembly is due for testing, requires a certified tester, and asks that assemblies not be tested before the assigned due date. Their rules and state law permit suspension of water service to a premises that poses a risk to the public supply. Put it on the calendar and confirm who on your team owns it.

Sidewalk clearing deadlines, which are not uniform. This is widely misunderstood. Across Johnson County, Prairie Village requires clearing within 24 hours after snow and ice stop falling. Leawood, Roeland Park, Shawnee, and Mission run on 48 hours, with Mission’s requirement triggered at two inches and Shawnee carrying fines up to $500. Olathe’s municipal code sets a stricter standard than a clock, requiring owners to keep sidewalks “at all times free from the accumulation of snow, ice and mud.”

And then the part nobody expects: Lenexa, Overland Park, and Fairway have no sidewalk snow ordinance at all. That does not mean there is no obligation. It means the obligation runs through premises liability, your lease language, and your association’s covenants rather than through a municipal deadline. Properties in those two cities are the ones most likely to have never defined a standard, because no city ever handed them one.

Kansas pesticide certification renewal. Commercial applicators have until December 31 of the expiration year to earn recertification credits, and failing to renew within 30 days after expiration forfeits all earned credits. Worth confirming your contractor’s certifications are current before the season they matter.

Working Backward From January 1

Most boards start bidding grounds and snow in the fall. That is later than the industry’s own standard recommends, and the reason is that boards are usually working forward from their budget meeting rather than backward from the service start date.

The snow and ice industry’s procurement standard is specific: the RFP process should begin no later than May, and contracts should be awarded no later than September 1, with a minimum one year term. By the time a board is discussing snow in November, the contractors with capacity have already committed their routes.

Kansas associations have a statutory reason to start even earlier. Under the Kansas Uniform Common Interest Owners Bill of Rights Act, which applies to common interest communities of 12 or more residential units, the board must adopt an annual budget and give owners notice and a reasonable opportunity to comment before the board acts. That comment period has to fit inside the calendar, not get skipped because bids came in late. The Act also requires contract records be retained at least five years and requires the board to meet at least twice a year.

A workable sequence for a January 1 start:

  • March and April. Site walk. Identify winter damage, deferred items, and anything that should move into the reserve plan.
  • May. Issue the RFP for both grounds and snow. Define scope in writing before you see a price.
  • June and July. Walk the property with each bidder. Collect proposals against your scope list rather than theirs.
  • August. Board review. Draft budget assembled.
  • Early September. Owner notice and comment period, per the Kansas requirement.
  • By September 1 to October 1. Award. Contracts signed while contractors still have route capacity.
  • October and November. Winterization, site maps, priority areas, and staging complete before the first event.

Starting this in May feels absurdly early in April. It stops feeling early the first year a board tries to award a snow contract on December 10.

Where the Water Budget Hides

One line item worth pulling forward, because the payback is unusually fast on commercial property.

The EPA’s WaterSense program reports that facilities with large maintained landscapes, including offices, schools, and multifamily properties, can devote as much as 30 percent of total water use to keeping plants and turf healthy, and that as much as 50 percent of that water is wasted through overwatering and irrigation inefficiency. Their large landscape guidance documents a Dallas office complex with a 372,000 square foot landscape that cut irrigation use roughly 40 percent, saving 12.5 million gallons and $47,000 in the first year, with a simple payback of about a year and a half.

An irrigation audit is a small line item. On a property with any real irrigated acreage, it is frequently the highest-return item on the entire grounds budget.

Frequently Asked Questions

When should we have next year’s grounds and snow contracts bid and approved?

The snow industry’s procurement standard says begin the RFP no later than May and award no later than September 1. Kansas associations should build in additional time, because state law requires owners receive notice and a reasonable opportunity to comment on the budget before the board adopts it. Working backward from a January 1 start, May is the right month to issue the RFP.

What snowfall should we budget for in Kansas City?

The 30 year normal is 18.2 inches, but the record ranges from 3.9 inches to 68.0 inches. Budgeting to the normal leaves a property exposed in a heavy year. That spread is why contract structure matters more than unit price. A seasonal base with per-event pricing above a defined band caps the risk on both sides.

Do we have to clear sidewalks in Lenexa or Overland Park?

Neither city has a sidewalk snow ordinance, and neither does Fairway, unlike Prairie Village at 24 hours or Leawood, Shawnee, Roeland Park, and Mission at 48 hours. That does not remove the obligation. In those cities it runs through premises liability and your lease or association documents instead, which means the property has to define its own standard.

Do we have to get our irrigation backflow tested every year?

Yes. WaterOne requires annual testing of commercial backflow prevention assemblies by a certified tester, and notifies the property when it is due. Their rules and state law allow water service to be suspended where a premises poses a risk to the public supply. It is a small cost with a large consequence if missed.

When is the right time to aerate and overseed a commercial property in Kansas City?

Around Labor Day, and K-State calls this the most important fertilization of the year for cool-season grass. Seeding runs from early September through roughly mid-October. Spring is a distant second choice here, because new seedlings then head straight into a Kansas City summer without an established root system.

Build the Calendar Before You Build the Number

A commercial grounds maintenance budget assembled from last year’s invoices produces last year’s results. A grounds budget assembled from the calendar, with the September aeration and fertilization protected, the irrigation audit funded, the winterization scheduled before October 23, and the snow structure chosen deliberately, produces a property that holds up.

If you would like that calendar built for your specific property, contact 4T Total Lawn or call us at 913-888-0997. We will walk the site, tell you what is on the right schedule and what is not, and put together a year you can hand to a board. Our commercial grounds program covers year-round maintenance, irrigation, plant and turf health, and snow and ice under one contract and one account manager. We have been running Johnson County properties on this calendar since 1977.

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Related reading: What a Commercial Grounds Maintenance Contract Should Actually Cover.

About the Author

4TLawn

4T Total Lawn has been caring for lawns and landscapes across the Kansas City metro and Johnson County, Kansas for more than 40 years. From our home base in Lenexa, our team of experienced, licensed lawn care and irrigation professionals helps homeowners and businesses grow healthier, greener properties through full-service lawn care, landscaping and hardscaping, sprinkler installation and repair, and plant and turf health programs.

Everything we publish comes straight from the field. Our technicians are trained in local soil conditions, cool-season grasses like fescue, seasonal disease and pest pressures, and the watering and fertilization schedules that actually work in our Midwest climate. When we share advice on this blog, it reflects real jobs we've completed for real customers throughout Lenexa, Overland Park, Olathe, and the surrounding communities.

We're proud to be a locally owned, family-operated company built on decades of hands-on experience and repeat customers who trust us with their properties year after year. Have a question about your lawn or a project you're planning? Call us at (913) 888-0997 — we're always happy to help.

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Rhett Burk

Landscape/Hardscape Project Manager

Rhett started his career in the green industry 24 years ago as a department manager at a large local nursery. From there he quickly found his passion for landscape design and installation. Since then he has filled the roles of laborer, crew lead, foreman, project manager, and designer, as the need arose. As Landscape and Hardscape Project Manager for 4T, his knowledge, experience, and passion for creating beautiful and lasting outdoor spaces make him an excellent resource.

Rhett approaches each project with an eye towards the customer’s own style and preference first, and seeks to find a perfect balance between their wants and needs, as well as how the project looks and functions today and for years to come.

Rhett enjoys indoor and outdoor gardening, woodworking, and being in nature when his free time allows.

Jeff Hammons

Account Manager

Jeff started out like many; mowing grass & doing odd jobs for the neighbors. He began his professional career and has grown up in the 4T Total Lawn ‘family’. Now with 30 years of service in the ‘Green Industry’ he still strives to keep the same mindset & attitude he learned at an early age. Lessons that included fostering a company with quality services & workmanship, professionalism and that provides a good, honest day’s work. Jeff has been married to his wife, Brooke, since 2000 and they have a daughter, Rowan, who came along in 2008.

Jeff spends his spare time working on this, that or the other, volunteering, and supporting his daughter in volleyball, soccer and other activities, pretty much anything to get OUTDOORS!

  • BGS in Organizational Leadership; Fort Hays State University
  • Certified Commercial Pesticide Applicator; KS Dept. of Agriculture (Category 3, A&B)
  • Certified Arborist; ISA
  • Landscape Industry Certified; PLANET
  • OSHA Certified (10 hours)

Joel Beaver

Founder/President/Owner

He has been at 4T for 48 years. 4T provides year-round grounds maintenance that exceeds clients’ expectations, some which have been clients for 40 years. He started mowing neighbors’ lawns when he was 11 years old for money to buy a new bike. He has stayed in the business because he loves the outdoors and seeing their clients’ dreams come to life either through landscape/hardscape projects or just keeping their properties looking amazing. 4T has donated equipment and staff to the MAGIC council’s (now Midwest Landscape Professionals) Certification training. He is currently the chairman of his church’s house and grounds committee.

His favorite part about his job is seeing the beauty in our work when the project is completed or how a client’s property looks every time he goes by it. He also loves seeing his dedicated staff grow in knowledge, experience, and client relations. He runs his business with a family atmosphere where everyone is important and treated equally. His priorities are building strong relationships based on trustworthiness, caring, and diligence. He is blessed to have a wonderful family, his wife Patti of 42 years, a son and a daughter and a granddaughter who is absolutely amazing.