diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/timetracking/farming/CompostTracker.java b/runelite-client/src/main/java/net/runelite/client/plugins/timetracking/farming/CompostTracker.java
index b5066658f6..b590599f81 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/timetracking/farming/CompostTracker.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/timetracking/farming/CompostTracker.java
@@ -76,7 +76,7 @@ public class CompostTracker
 	private static final Pattern COMPOST_USED_ON_PATCH = Pattern.compile(
 		"You treat the .+ with (?<compostType>ultra|super|)compost\\.");
 	private static final Pattern FERTILE_SOIL_CAST = Pattern.compile(
-		"The .+ has been treated with (?<compostType>ultra|super|)compost\\.");
+		"^The .+ has been treated with (?<compostType>ultra|super|)compost");
 	private static final Pattern ALREADY_TREATED = Pattern.compile(
 		"This .+ has already been (treated|fertilised) with (?<compostType>ultra|super|)compost(?: - the spell can't make it any more fertile)?\\.");
 	private static final Pattern INSPECT_PATCH = Pattern.compile(
@@ -271,7 +271,7 @@ public class CompostTracker
 
 		Matcher matcher;
 		if ((matcher = COMPOST_USED_ON_PATCH.matcher(chatMessage)).matches() ||
-			(matcher = FERTILE_SOIL_CAST.matcher(chatMessage)).matches() ||
+			(matcher = FERTILE_SOIL_CAST.matcher(chatMessage)).find() ||
 			(matcher = ALREADY_TREATED.matcher(chatMessage)).matches() ||
 			(matcher = INSPECT_PATCH.matcher(chatMessage)).matches())
 		{
diff --git a/runelite-client/src/test/java/net/runelite/client/plugins/timetracking/farming/CompostTrackerTest.java b/runelite-client/src/test/java/net/runelite/client/plugins/timetracking/farming/CompostTrackerTest.java
index 42dba61b5d..2d96d2e757 100644
--- a/runelite-client/src/test/java/net/runelite/client/plugins/timetracking/farming/CompostTrackerTest.java
+++ b/runelite-client/src/test/java/net/runelite/client/plugins/timetracking/farming/CompostTrackerTest.java
@@ -320,4 +320,16 @@ public class CompostTrackerTest
 		verify(configManager).setRSProfileConfiguration("timetracking", "MOCK.compost", CompostState.SUPERCOMPOST);
 	}
 
+	@Test
+	public void onChatMessage_volcanicAsh()
+	{
+		ChatMessage chatEvent = mock(ChatMessage.class);
+		when(chatEvent.getType()).thenReturn(ChatMessageType.SPAM);
+		when(chatEvent.getMessage()).thenReturn("The fruit tree patch has been treated with ultracompost consuming 2 of your volcanic ash.");
+
+		compostTracker.pendingCompostActions.put(farmingPatch, new CompostTracker.PendingCompost(Instant.MAX, worldPoint, farmingPatch));
+		compostTracker.onChatMessage(chatEvent);
+
+		verify(configManager).setRSProfileConfiguration("timetracking", "MOCK.compost", CompostState.ULTRACOMPOST);
+	}
 }