Turfgrass Mastery OS
Where science meets the course.
The agronomic toolset of Turfgrass Mastery — on your club's own profile. From daily instruments to advanced agronomy, complexity becomes clarity.
Turf understood.
The platform
One continuous system of improvement.
Turfgrass Mastery OS gathers every Turfgrass Mastery tool into one place, organised the way turf systems actually work — from the daily instruments of the maintenance season to the system-level analysis that determines performance long before it becomes visible.
Each club works on its own independent profile. Your data, your surfaces, your decisions — supported by tools tested under authentic Nordic conditions at the Living Lab at Hirsala.
The toolset
Four disciplines. One OS.
Foundation opens the daily disciplines. Development and Advanced Agronomy join as modules — or all at once with Mastery.
Basic Turf Tools
The daily instruments.
Everyday calculators and references for the maintenance season — sprays, fertiliser, growth and surface work, named accurately and built for speed.
- → Levityskirjanpito · Application Log
- → Growing Degree Days
- → Spray & Tank Mix Calculator
- → Fertiliser Programme Planner
Turf Economics
Every decision carries a cost.
Budgeting, resource allocation and cost-of-maintenance tools that turn agronomic choices into financial clarity for boards and committees.
- → Time-in-Motion & Vuosikello
- → Maintenance Budget Builder
- → Cost per Round
Development
Built slowly, carefully.
Project planning for renovations, construction and long-term course development — from rootzone specification to grow-in programmes.
- → Kustannuslaskuri · Construction Costs
- → Renovation Project Planner
- → Rootzone Specification
- → Grow-in Programme
Advanced Agronomy
Beneath the symptom, the system.
System-level analysis validated at the Living Lab — moisture dynamics, organic matter, rootzone performance and data-informed programmes.
- → OM246 · Hiekoituslaskuri
- → SAI & TVC Calculator
- → Moisture Mapping
- → Disease Pressure Models
16 tools and growing — new instruments ship into the OS continuously
Turfgrass Mastery System™
Observation without data is assumption. Data without system understanding is noise.
01
Observe
“Every surface tells a story before problem becomes visible.”
02
Measure
“Data transforms observation into understanding.”
03
Analyze
“The system is interpreted beneath the symptom.”
04
Evaluate
“Every action creates consequences.”
05
Apply
“Quality is created through better decisions, not more maintenance.”
06
Validate
“Every strategy must validate itself under real Nordic conditions.”
07
Refine
“Understanding is continuous.”
Hirsala Golf · The Living LabThe demo
Explore the OS at Hirsala — as if it were your own course.
The demo opens the full platform on the Hirsala Golf showcase profile — every segment, every tool, real course context. Your access lasts 24 hours — one time per person. No card, no commitment; just the system, understood.
Subscriptions
Your club's own OS.
Foundation
€1,500 / year
The daily instruments, understood.
- → Basic Turf Tools — full access
- → Turf Economics — full access
- → Your club's own profile
Mastery
€4,990 / year
The whole system, from soil to surface.
- → Everything in Foundation
- → Development — full access
- → Advanced Agronomy — full access