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Time Machine

First-Line Supervisors of Landscaping, Lawn Service, and Groundskeeping Workers

Scrub through 178years of this role's history, from when it first emerged, through every wave of technology that reshaped it, to the cited projections for where it's heading next.

2026drag to travel through time
187519001925195019752000now
Country
2026
Known today as First-Line Supervisors of Landscaping, Lawn Service, and Groundskeeping Workers (BLS SOC 37-1012)
Latest actual · 2024
124K
OEWS is a point-in-time survey snapshot, not a continuous time series; BLS advises against using it for year-over-year trend comparison.
Latest actual · 2024
$56,170
Source: BLS-OEWS
Each dot is a cited figure over time; the dotted line only links them (values between aren't measured). Hollow dots are estimates.
Tools of the era

The tools that defined the work

Select an era to see how it reshaped the work.

  • Reel mower + horse-drawn gang mower (Budding 1830, US commercial from 1870s)

    Edwin Budding patented the first reel-type cylinder lawn mower in 1830 outside Gloucestershire, England -- a device adapted from a textile mill cutting mechanism. By the 1870s, American manufacturers had produced push-reel mowers and horse-drawn gang mowers for parks and large estates. The grounds supervisor of this era managed the logistics of animal and human power: how many horses were needed to cut the meadows before the weekend, how many hands to follow behind raking clippings, how to keep reel blades sharp. The technology defined the staffing math -- a park like Central Park required dozens of workers with reel mowers and horses to maintain its lawns on a weekly cycle.

    Work toolChanging equipment
  • Gas-powered mower (Ransomes 1902; Jacobsen gas mower 1921)

    Ransomes of Ipswich produced the first commercially purchasable internal combustion lawn mower in 1902. By 1921, Knud and Oscar Jacobsen had introduced a gas-powered mower capable of cutting about four acres a day -- a figure that changed the arithmetic of large grounds maintenance entirely. The grounds superintendent now managed machines as well as people: fuel, carburetor maintenance, blade sharpening schedules, and safe operating procedures were added to the supervisory knowledge base. Golf course superintendents were among the earliest heavy adopters, driven by the 1920s golf boom that added thousands of courses to the US landscape.

    Work toolChanging equipment
  • Rotary mower + synthetic fertilizer + chemical pesticides (postwar commercial era)

    The postwar period transformed the grounds supervisor's toolkit in two directions simultaneously. The rotary mower -- cheaper, faster, and easier to operate than the reel mower for most residential and commercial turf -- became the workhorse of the new commercial lawn care industry. At the same time, synthetic fertilizers (DuPont's Uramite, 1955, was explicitly marketed for lawns) and chemical pesticides created a new knowledge requirement: the supervisor had to understand product application rates, label requirements, and the early regulatory framework that would eventually require state pesticide applicator licensing. ChemLawn, founded in 1969 in Troy, Ohio and broke the $1 million mark by 1970, built its entire business model on chemistry-based lawn treatment, making chemical knowledge central to the supervisor role in commercial lawn care.

    Effect on the work

    The commercial lawn care boom of the 1960s-1970s created a large new class of route supervisor positions at national franchises (ChemLawn, TruGreen, founded 1973-1974) and regional landscape contractors. Industry analysts described the 1980s as the "Wild West" of lawn care -- fast growth, thin margins, and high demand for supervisors who could train and retain seasonal crews.

    Work toolChanging equipment
  • Commercial fleet management + pesticide licensing + trade certification (ALCA, PLCAA, GCSAA)

    The 1980s brought two structural changes to the supervisory role. First, the professional trade associations formalized credentialing: ALCA (founded 1961) established the Certified Landscape Professional (CLP) credential in 1993; the GCSAA set academic and experiential standards for golf course superintendents; and the PLCAA (founded 1979) created a separate credentialing track for chemical lawn care operations. Second, federal and state pesticide regulations under FIFRA (Federal Insecticide, Fungicide, and Rodenticide Act) required commercial pesticide applicators to hold state licenses -- converting what had been informal knowledge into a legally mandated competency. The supervisor became the licensed authority on a job site, adding regulatory accountability to crew management.

    Work toolChanging equipment
  • GPS crew tracking + field service management software (early digital operations)

    The introduction of GPS-enabled fleet tracking and field service management platforms (ServiceTitan, Jobber founded 2011, Aspire founded 2012) moved the landscape supervisor's administrative work from paper-based route sheets and phone calls to cloud-connected dashboards. A supervisor could see every truck's location in real time, compare actual labor hours to job estimates by property, and dispatch crew changes without a phone call. The shift reduced windshield time and improved job-cost visibility, but adoption was uneven: large commercial contractors moved to these platforms first; small residential operations often still used paper or basic spreadsheets through the mid-2010s.

    Work toolChanging equipment
  • Robotic mowers (commercial deployment, from curiosity to competitive tool)

    Commercial autonomous mowers -- from manufacturers including Husqvarna (CEORA for large turf), Mean Green Products, and RC Mowers -- moved from niche pilot programs to genuine operational adoption among US landscape contractors between roughly 2018 and 2024. COVID-19 in 2020 accelerated adoption by making labor scarcity acute: robotic mowers that could operate overnight on large commercial properties without active supervision reduced crew hours per site. The supervisor's role shifted: instead of scheduling a crew to mow a large corporate campus, the supervisor scheduled the robot, programmed the boundary wire, and monitored the exception log. Robotic mowers do not eliminate supervisors -- they require a human who can troubleshoot the machine, manage the workflow exceptions, and direct the remaining crew toward non-mowing tasks.

    Effect on the work

    Industry consensus as of 2024 is that robotic mowers optimize existing labor rather than displacing supervisory positions. Contractors report redeploying crew time to higher-value tasks (plantings, detail work, client interaction) when large-turf mowing is automated. The supervisory span-of-control per dollar of revenue improves.

    Work toolChanging equipment
  • Agentic AI scheduling and operations platforms (Aspire Scheduling Assistant, Jobber AI, 2025)

    Aspire's agentic AI (2025) introduced a Scheduling Assistant that analyzes crew availability, job locations, traffic patterns, skills, and equipment requirements to generate optimized daily routes and crew assignments; weather-triggered automatic rescheduling notifies clients and pushes updates to crew mobile devices automatically. Jobber's AI suite (2025) added Jobber Voice for hands-free field scheduling, an AI Receptionist handling inbound calls and booking 24/7, and Quote Automations that draft estimates from job requests for supervisor review. These tools restructure the supervisory role from daily administrative calendar management toward exception handling and client relationship work -- the parts of the job that still require physical judgment and human presence.

    Work toolChanging equipment
Projection cone · present → 2034

What credible sources project

Scrub the slider past now to anchor each scenario on the scrubber. The spread is the range of futures credible sources project for this role.

Employment outlook
Projected change in the number of people doing this work.
Journal of Environmental Horticulture -- Green Industry Economic Contributions 2018
2030
+6%
The green industry's direct employment was 1,599,662 in 2018 with total output of $348 billion including multiplier effects; by 2024 the market had grown to approximately $153 billion in landscape services alone (a subset of the full green industry). The industry grew at an average of 6.5% per year from 2020-2025. A conservative 6% employment growth projection to 2030 reflects continued demographic trends (baby boomer aging driving demand for professional grounds maintenance rather than DIY), new commercial and institutional construction, and urban green space investment, partially offset by productivity gains from robotic mowers and AI scheduling reducing crew-hours-per-revenue-dollar.
BLS Occupational Outlook Handbook 2024-34
2034
+4%
BLS projects overall employment of grounds maintenance workers (the broader occupational group including 37-1012 supervisors) to grow 4 percent from 2024 to 2034, about as fast as the average for all occupations. About 171,600 openings per year are projected for the group, driven primarily by replacement need as workers retire or change occupations. Demand growth is supported by continued homeowner demand for professional lawn care and institutional demand from universities, hospitals, corporate campuses, and municipal parks investing in urban green space. The 4% figure is applied to the 37-1012 supervisor tier specifically; the BLS national employment matrix for the supervisor code alone may differ slightly from the broader grounds maintenance group projection.
AI task exposure
Share of the role’s tasks that researchers estimate AI can do. This is a measure of task exposure, not a forecast of jobs lost.
Eloundou et al. -- "GPTs are GPTs" (Science 2024)
2029
15%
of tasks
Eloundou et al. classified physically grounded, outdoor supervisory roles as having very low LLM task exposure. The core tasks of 37-1012 (on-site crew direction, plant and pest diagnosis, safety oversight, weather-driven schedule adaptation, equipment inspection) require physical presence and contextual judgment that language models cannot replicate from a data center. The 15% exposure estimate reflects the administrative sub-tasks (scheduling, estimating, client communication) that AI tools like Aspire and Jobber are actively automating -- not the supervisory core. The role adapts through augmentation rather than displacement.
Today, in this role

What's shifting in the work right now

The historical view above shows how this role has moved. This is the present-day detail: which AI tools are picking up which tasks, where the edge still is, and the natural directions this work can grow.

What's changing in your day

Three parts of your work where AI is already doing real lifting, and what stays yours.

AI is sitting alongside you hereBuild and manage weekly crew schedules: review upcoming jobs, crew availability, equipment bookings, and weather forecasts

Build and manage weekly crew schedules: review upcoming jobs, crew availability, equipment bookings, and weather forecasts; use AI scheduling tools (Aspire Scheduling Assistant, Jobber) to generate and optimize route assignments; push updates to crew mobile devices; intervene on same-day changes when weather, illness, or equipment failure forces replanning.[6],[7]

Where your edge is

Learn the AI scheduling platform your company uses at a depth beyond basic operation. Supervisors who understand how the algorithm weights crew skill, travel time, and job priority can override it intelligently when site conditions are unusual. Platform fluency is the most direct differentiator between field supervisors and operations managers in landscaping.

AI is sitting alongside you herePrepare service estimates and bids for landscaping, lawn service, and groundskeeping contracts: use AI property measurement tools (Aspire PropertyIntel) to generate aerial takeoffs from satellite imagery

Prepare service estimates and bids for landscaping, lawn service, and groundskeeping contracts: use AI property measurement tools (Aspire PropertyIntel) to generate aerial takeoffs from satellite imagery; review AI-drafted quotes (Jobber Quote Automations) and adjust for site-specific conditions, seasonal factors, and labor availability; present bids to clients and negotiate scope.[9],[7]

Where your edge is

Practice reading aerial property measurement outputs critically. AI takeoffs can miss terrain complexity, access constraints, and irrigation zones that drive labor hours. The supervisor who can rapidly audit and correct an AI draft estimate protects margin; the one who approves drafts uncritically leaves money on the table or loses it on site.

AI is sitting alongside you hereTrack labor costs and maintain job-level budget control: review daily GPS-verified time entries in Workyard or Aspire, approve hours, investigate jobs where actual labor exceeds estimates by more than 15%, and escalate budget overruns with documented root-cause analysis (weather delay, scope creep, equipment failure, crew efficiency gap).

Track labor costs and maintain job-level budget control: review daily GPS-verified time entries in Workyard or Aspire, approve hours, investigate jobs where actual labor exceeds estimates by more than 15%, and escalate budget overruns with documented root-cause analysis (weather delay, scope creep, equipment failure, crew efficiency gap).[1],[10]

Where your edge is

Build a habit of reviewing job cost actuals vs. estimates each week, not at month end. A labor overrun on a recurring service contract is cheapest to correct when it appears on week two; by month four, the margin is gone and the client relationship is at risk. Supervisors who track cost weekly are the ones directors trust with larger portfolio contracts.

Where this role is heading

Natural next steps for someone with your foundation: not exits, evolutions.

A direction you could grow

Facilities Managers

Facilities Managers oversee the full physical environment of buildings and campuses: grounds, HVAC, electrical, plumbing, safety, and vendor contracts. The landscaping supervisor already owns a core slice of this portfolio (outdoor maintenance operations, supply procurement, safety compliance, vendor coordination for subcontractors). The step up requires acquiring mechanical systems literacy (HVAC fundamentals, building systems), capital project budgeting authority, and a broader vendor management scope. Many facilities managers in university, hospital, and corporate campus settings began as grounds or maintenance supervisors. The BLS median wage for facilities managers is $104,500/yr vs. $56,170 for landscaping supervisors, a roughly 85% wage step. IFMA (International Facility Management Association) offers the Facilities Management Professional (FMP) credential as the recognized entry-level path.

What you'd add
  • · IFMA Facilities Management Professional (FMP) credential: recognized entry-level certification, available as a self-study program from IFMA
  • · CMMS administration skills: advance from user to administrator level in platforms like Aspire, UpKeep, or ServiceTitan to manage multi-trade work orders and asset tracking
  • · Building mechanical systems fundamentals: HVAC, electrical, and plumbing literacy sufficient to commission vendors and verify scope (IFMA Building Systems course or community college 1-semester option)
  • · OSHA 30 General Industry: the compliance baseline expected for facilities managers who oversee multi-hazard environments
  • · Capital budget planning: ask to participate in the next annual facilities capital budget cycle as an observer; the vocabulary and process are half the access barrier
What it takesSome new skills to pick up
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The data behind this timeline

On record since1858
Latest tracked employment124,130 (US, 2024)
Latest median pay$56,170 (2024)
Outlook+6% by 2030 (Journal of Environmental Horticulture -- Green Industry Economic Contributions 2018)
View all 27 cited data points
YearUS employmentMedian annual paySource
1900120,000n/aESTIMATE
1930165,000n/aESTIMATE
1960210,000n/aESTIMATE
1980160,000$14,000ESTIMATE
2000190,000n/aESTIMATE
200395,450$33,770BLS-OEWS
2004102,380$35,340BLS-OEWS
2005106,280$36,320BLS-OEWS
2006111,100$37,300BLS-OEWS
2007110,340$38,720BLS-OEWS
2008108,940$39,920BLS-OEWS
2009103,540$40,950BLS-OEWS
2010100,630$41,860BLS-OEWS
2011100,460$42,050BLS-OEWS
201299,010$42,160BLS-OEWS
201399,620$42,570BLS-OEWS
2014101,190$43,160BLS-OEWS
2015103,450$43,980BLS-OEWS
2016103,070$45,740BLS-OEWS
2017100,320$47,030BLS-OEWS
2018101,390$48,220BLS-OEWS
2019103,580$49,370BLS-OEWS
2020103,730$51,010BLS-OEWS
2021116,380$48,800BLS-OEWS
2022122,910$50,810BLS-OEWS
2023126,020$55,740BLS-OEWS
2024124,130$56,170BLS-OEWS
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