diff --git a/FarmmapsApiSamples/Application.cs b/FarmmapsApiSamples/Application.cs
index 88c402b..ef1ee4a 100644
--- a/FarmmapsApiSamples/Application.cs
+++ b/FarmmapsApiSamples/Application.cs
@@ -12,14 +12,17 @@ namespace FarmmapsApiSamples
         private readonly FarmmapsApiService _farmmapsApiService;
         private readonly FarmmapsEventHub _farmmapsEventHub;
         private readonly NitrogenService _nitrogenService;
+        private readonly HerbicideService _herbicideService;
 
         public Application(ILogger<Application> logger, FarmmapsApiService farmmapsApiService,
-            FarmmapsEventHub farmmapsEventHub, NitrogenService nitrogenService)
+            FarmmapsEventHub farmmapsEventHub, NitrogenService nitrogenService,
+            HerbicideService herbicideService)
         {
             _logger = logger;
             _farmmapsApiService = farmmapsApiService;
             _farmmapsEventHub = farmmapsEventHub;
             _nitrogenService = nitrogenService;
+            _herbicideService = herbicideService;
 
             _farmmapsEventHub.EventCallback += OnEvent;
         }
@@ -37,7 +40,8 @@ namespace FarmmapsApiSamples
                 await _farmmapsApiService.GetCurrentUserCodeAsync();
                 var roots = await _farmmapsApiService.GetCurrentUserRootsAsync();
                 
-                await _nitrogenService.TestFlow(roots);
+//                await _nitrogenService.TestFlow(roots);
+                await _herbicideService.TestFlow(roots);
             }
             catch (Exception ex)
             {
diff --git a/FarmmapsApiSamples/Data/Lutum.tiff b/FarmmapsApiSamples/Data/Lutum.tiff
new file mode 100644
index 0000000..93fc120
Binary files /dev/null and b/FarmmapsApiSamples/Data/Lutum.tiff differ
diff --git a/FarmmapsApiSamples/Data/Lutum.zip b/FarmmapsApiSamples/Data/Lutum.zip
new file mode 100644
index 0000000..906467b
Binary files /dev/null and b/FarmmapsApiSamples/Data/Lutum.zip differ
diff --git a/FarmmapsApiSamples/HerbicideService.cs b/FarmmapsApiSamples/HerbicideService.cs
new file mode 100644
index 0000000..36c342c
--- /dev/null
+++ b/FarmmapsApiSamples/HerbicideService.cs
@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using FarmmapsApi.Models;
+using FarmmapsApi.Services;
+using Microsoft.Extensions.Logging;
+using Newtonsoft.Json.Linq;
+using static FarmmapsApiSamples.Constants;
+
+namespace FarmmapsApiSamples
+{
+    public class HerbicideService : ITestFlow
+    {
+        private readonly ILogger<HerbicideService> _logger;
+        private readonly FarmmapsApiService _farmmapsApiService;
+
+        public HerbicideService(ILogger<HerbicideService> logger, FarmmapsApiService farmmapsApiService)
+        {
+            _logger = logger;
+            _farmmapsApiService = farmmapsApiService;
+        }
+
+        public async Task TestFlow(List<UserRoot> roots)
+        {
+            var myDrive = roots.SingleOrDefault(r => r.Name == "My drive");
+            if (myDrive == null)
+            {
+                _logger.LogError("Could not find a needed root item");
+                return;
+            }
+            var cropfieldItem = await GetOrCreateCropfieldItemAsync(myDrive.Code);
+            
+            // find or create relevant data as geotiff format
+
+            // create or get herbicide agent
+
+            // call herbicide task
+
+            // download appliance map
+        }
+        
+        private async Task<Item> GetOrCreateCropfieldItemAsync(string parentItemCode)
+        {
+            var currentYear = new DateTime(DateTime.UtcNow.Year, 1, 1);
+            var cropfieldItemRequest = new ItemRequest()
+            {
+                ParentCode = parentItemCode,
+                ItemType = CROPFIELD_ITEMTYPE,
+                Name = "Cropfield VRA Herbicide LUTUM",
+                DataDate = currentYear,
+                DataEndDate = currentYear.AddMonths(3),
+                Data = JObject.FromObject(new
+                    {startDate = currentYear, endDate = currentYear.AddMonths(3)}),
+                Geometry = JObject.Parse(
+                    @"{""type"":""Polygon"",""coordinates"":[[[4.617786844284247,52.22533706956424],[4.618642601314543,52.225938364585989],[4.6192153806397,52.22563988897754],[4.619192414656403,52.2256242822442],[4.620306732153958,52.225031745661528],[4.620542019225217,52.22519855319158],[4.621157509147853,52.22487436515405],[4.623387917230182,52.22367660757213],[4.624563444939009,52.22304740241544],[4.624562779355982,52.223046635247019],[4.624534908813479,52.22302596787506],[4.627873021330343,52.221240670658399],[4.627504935938338,52.220104419135129],[4.627324878706837,52.22020569669098],[4.627320696113512,52.22020660117888],[4.626707169518044,52.22053923770041],[4.624700376420229,52.221619047547488],[4.623471571183885,52.22227447969577],[4.623471511010673,52.22227500174403],[4.623468838689317,52.22228052566992],[4.617786844284247,52.22533706956424]]]}")
+            };
+
+            return await _farmmapsApiService.CreateItemAsync(cropfieldItemRequest);
+        }
+    }
+}
\ No newline at end of file
diff --git a/FarmmapsApiSamples/ITestFlow.cs b/FarmmapsApiSamples/ITestFlow.cs
new file mode 100644
index 0000000..47050bb
--- /dev/null
+++ b/FarmmapsApiSamples/ITestFlow.cs
@@ -0,0 +1,11 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using FarmmapsApi.Models;
+
+namespace FarmmapsApiSamples
+{
+    public interface ITestFlow
+    {
+        Task TestFlow(List<UserRoot> roots);
+    }
+}
\ No newline at end of file
diff --git a/FarmmapsApiSamples/Models/HerbicideAgent.cs b/FarmmapsApiSamples/Models/HerbicideAgent.cs
new file mode 100644
index 0000000..8e13d77
--- /dev/null
+++ b/FarmmapsApiSamples/Models/HerbicideAgent.cs
@@ -0,0 +1,22 @@
+namespace FarmmapsApiSamples.Models
+{
+    public class HerbicideAgent
+    {
+        public string ProductType { get; set; }
+        public string Middel { get; set; }
+        public string Grondsoort { get; set; }
+        public string ActieveStofGehalte{ get; set; }
+        public string Gewas { get; set; }
+        public string Opmerking { get; set; }
+        public string TankMix { get; set; }
+        public string ExtraProductType { get; set; }
+        public float MinDosis { get; set; }
+        public float MaxDosis { get; set; }
+        public float A { get; set; }
+        public float B { get; set; }
+        public float C { get; set; }
+        public float D { get; set; }
+        public float E { get; set; }
+        public float P { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/FarmmapsApiSamples/NitrogenService.cs b/FarmmapsApiSamples/NitrogenService.cs
index 4e3c18e..2b20a04 100644
--- a/FarmmapsApiSamples/NitrogenService.cs
+++ b/FarmmapsApiSamples/NitrogenService.cs
@@ -14,7 +14,7 @@ using static FarmmapsApiSamples.Constants;
 
 namespace FarmmapsApiSamples
 {
-    public class NitrogenService
+    public class NitrogenService : ITestFlow
     {
         private readonly ILogger<NitrogenService> _logger;
         private readonly FarmmapsApiService _farmmapsApiService;
diff --git a/FarmmapsApiSamples/Program.cs b/FarmmapsApiSamples/Program.cs
index 0420c7b..e79121a 100644
--- a/FarmmapsApiSamples/Program.cs
+++ b/FarmmapsApiSamples/Program.cs
@@ -25,6 +25,7 @@ namespace FarmmapsApiSamples
                     .AddFilter("System.Net.Http", LogLevel.Warning))
                 .AddFarmmapsServices(configuration)
                 .AddTransient<NitrogenService>()
+                .AddTransient<HerbicideService>()
                 .AddSingleton<IApp, Application>()
                 .BuildServiceProvider();