diff --git a/src/nitro/communication/NitroMessages.ts b/src/nitro/communication/NitroMessages.ts
index 220e916b..5345fc89 100644
--- a/src/nitro/communication/NitroMessages.ts
+++ b/src/nitro/communication/NitroMessages.ts
@@ -383,7 +383,9 @@ import { SaveRoomSettingsComposer } from './messages/outgoing/room/data/SaveRoom
 import { BotPlaceComposer } from './messages/outgoing/room/engine/BotPlaceComposer';
 import { BotRemoveComposer } from './messages/outgoing/room/engine/BotRemoveComposer';
 import { BotSkillSaveComposer } from './messages/outgoing/room/engine/BotSkillSaveComposer';
+import { CompostPlantMessageComposer } from './messages/outgoing/room/engine/CompostPlantMessageComposer';
 import { GetItemDataComposer } from './messages/outgoing/room/engine/GetItemDataComposer';
+import { HarvestPetMessageComposer } from './messages/outgoing/room/engine/HarvestPetMessageComposer';
 import { PetMoveComposer } from './messages/outgoing/room/engine/PetMoveComposer';
 import { PetPlaceComposer } from './messages/outgoing/room/engine/PetPlaceComposer';
 import { PetRemoveComposer } from './messages/outgoing/room/engine/PetRemoveComposer';
@@ -1176,6 +1178,8 @@ export class NitroMessages implements IMessageConfiguration
         this._composers.set(OutgoingHeader.PET_PICKUP, PetRemoveComposer);
         this._composers.set(OutgoingHeader.SET_ITEM_DATA, SetItemDataMessageComposer);
         this._composers.set(OutgoingHeader.SET_OBJECT_DATA, SetObjectDataMessageComposer);
+        this._composers.set(OutgoingHeader.COMPOST_PLANT, CompostPlantMessageComposer);
+        this._composers.set(OutgoingHeader.HARVEST_PET, HarvestPetMessageComposer);
 
         // FURNITURE
         this._composers.set(OutgoingHeader.FURNITURE_ALIASES, FurnitureAliasesComposer);
diff --git a/src/nitro/communication/messages/outgoing/OutgoingHeader.ts b/src/nitro/communication/messages/outgoing/OutgoingHeader.ts
index c9e8876d..e53c523c 100644
--- a/src/nitro/communication/messages/outgoing/OutgoingHeader.ts
+++ b/src/nitro/communication/messages/outgoing/OutgoingHeader.ts
@@ -379,4 +379,6 @@ export class OutgoingHeader
     public static POLL_START                       = 109;
     public static DISCONNECT                       = 2445;
     public static SCR_GET_KICKBACK_INFO            = 869;
+    public static COMPOST_PLANT                    = 3835;
+    public static HARVEST_PET                      = 1521;
 }
diff --git a/src/nitro/communication/messages/outgoing/room/engine/CompostPlantMessageComposer.ts b/src/nitro/communication/messages/outgoing/room/engine/CompostPlantMessageComposer.ts
new file mode 100644
index 00000000..bc23ccbd
--- /dev/null
+++ b/src/nitro/communication/messages/outgoing/room/engine/CompostPlantMessageComposer.ts
@@ -0,0 +1,9 @@
+import { PetMessageComposer } from './PetMessageComposer';
+
+export class CompostPlantMessageComposer extends PetMessageComposer
+{
+    constructor(id: number)
+    {
+        super(id);
+    }
+}
diff --git a/src/nitro/communication/messages/outgoing/room/engine/HarvestPetMessageComposer.ts b/src/nitro/communication/messages/outgoing/room/engine/HarvestPetMessageComposer.ts
new file mode 100644
index 00000000..8c14acc8
--- /dev/null
+++ b/src/nitro/communication/messages/outgoing/room/engine/HarvestPetMessageComposer.ts
@@ -0,0 +1,9 @@
+import { PetMessageComposer } from './PetMessageComposer';
+
+export class HarvestPetMessageComposer extends PetMessageComposer
+{
+    constructor(id: number)
+    {
+        super(id);
+    }
+}
diff --git a/src/nitro/communication/messages/outgoing/room/engine/PetMessageComposer.ts b/src/nitro/communication/messages/outgoing/room/engine/PetMessageComposer.ts
new file mode 100644
index 00000000..2729d870
--- /dev/null
+++ b/src/nitro/communication/messages/outgoing/room/engine/PetMessageComposer.ts
@@ -0,0 +1,21 @@
+import { IMessageComposer } from '../../../../../../core/communication/messages/IMessageComposer';
+
+export class PetMessageComposer implements IMessageComposer<ConstructorParameters<typeof PetMessageComposer>>
+{
+    private _data: ConstructorParameters<typeof PetMessageComposer>;
+
+    constructor(id: number)
+    {
+        this._data = [ id ];
+    }
+
+    public getMessageArray()
+    {
+        return this._data;
+    }
+
+    public dispose(): void
+    {
+        return;
+    }
+}
diff --git a/src/nitro/communication/messages/outgoing/room/engine/index.ts b/src/nitro/communication/messages/outgoing/room/engine/index.ts
index 66c46372..e7fa269a 100644
--- a/src/nitro/communication/messages/outgoing/room/engine/index.ts
+++ b/src/nitro/communication/messages/outgoing/room/engine/index.ts
@@ -1,7 +1,10 @@
 export * from './BotPlaceComposer';
 export * from './BotRemoveComposer';
 export * from './BotSkillSaveComposer';
+export * from './CompostPlantMessageComposer';
 export * from './GetItemDataComposer';
+export * from './HarvestPetMessageComposer';
+export * from './PetMessageComposer';
 export * from './PetMoveComposer';
 export * from './PetPlaceComposer';
 export * from './PetRemoveComposer';
diff --git a/src/nitro/session/IRoomSession.ts b/src/nitro/session/IRoomSession.ts
index 8b3ee921..bfb60cea 100644
--- a/src/nitro/session/IRoomSession.ts
+++ b/src/nitro/session/IRoomSession.ts
@@ -43,6 +43,8 @@ export interface IRoomSession extends IDisposable
     togglePetBreeding(id: number): void;
     togglePetRiding(id: number): void;
     useMultistateItem(id: number): void;
+    harvestPet(id: number): void;
+    compostPlant(id: number): void;
     connection: IConnection;
     userDataManager: UserDataManager;
     roomId: number;
diff --git a/src/nitro/session/RoomSession.ts b/src/nitro/session/RoomSession.ts
index 751eaeaf..06050bdd 100644
--- a/src/nitro/session/RoomSession.ts
+++ b/src/nitro/session/RoomSession.ts
@@ -1,6 +1,6 @@
 import { Disposable } from '../../core/common/disposable/Disposable';
 import { IConnection } from '../../core/communication/connections/IConnection';
-import { FurnitureMultiStateComposer, PetMountComposer, PollAnswerComposer, PollRejectComposer, PollStartComposer, RemovePetSaddleComposer, TogglePetBreedingComposer, TogglePetRidingComposer, UsePetProductComposer } from '../communication';
+import { CompostPlantMessageComposer, FurnitureMultiStateComposer, HarvestPetMessageComposer, PetMountComposer, PollAnswerComposer, PollRejectComposer, PollStartComposer, RemovePetSaddleComposer, TogglePetBreedingComposer, TogglePetRidingComposer, UsePetProductComposer } from '../communication';
 import { RoomDoorbellAccessComposer } from '../communication/messages/outgoing/room/access/RoomDoorbellAccessComposer';
 import { RoomEnterComposer } from '../communication/messages/outgoing/room/access/RoomEnterComposer';
 import { RoomAmbassadorAlertComposer } from '../communication/messages/outgoing/room/action/RoomAmbassadorAlertComposer';
@@ -314,6 +314,16 @@ export class RoomSession extends Disposable implements IRoomSession
         this._connection.send(new FurnitureMultiStateComposer(id));
     }
 
+    public harvestPet(id: number): void
+    {
+        this._connection.send(new HarvestPetMessageComposer(id));
+    }
+
+    public compostPlant(id: number): void
+    {
+        this._connection.send(new CompostPlantMessageComposer(id));
+    }
+
     public get connection(): IConnection
     {
         return this._connection;