diff --git a/src/wuttafarm/web/views/master.py b/src/wuttafarm/web/views/master.py
index d9fe986..ac9e2ed 100644
--- a/src/wuttafarm/web/views/master.py
+++ b/src/wuttafarm/web/views/master.py
@@ -23,6 +23,9 @@
 Base class for WuttaFarm master views
 """
 
+import threading
+
+import requests
 from webhelpers2.html import tags
 
 from wuttaweb.views import MasterView
@@ -145,10 +148,24 @@ class WuttaFarmMasterView(MasterView):
 
         # maybe delete from farmOS also
         if farmos_uuid:
-            entity_type = self.get_farmos_entity_type()
-            bundle = self.get_farmos_bundle()
             client = get_farmos_client_for_user(self.request)
+            # nb. must use separate thread to avoid some kind of race
+            # condition (?) - seems as though maybe a "boomerang"
+            # effect is happening; this seems to help anyway
+            thread = threading.Thread(
+                target=self.delete_from_farmos, args=(client, farmos_uuid)
+            )
+            thread.start()
+
+    def delete_from_farmos(self, client, farmos_uuid):
+        entity_type = self.get_farmos_entity_type()
+        bundle = self.get_farmos_bundle()
+        try:
             client.resource.delete(entity_type, bundle, farmos_uuid)
+        except requests.HTTPError as exc:
+            # ignore if record not found in farmOS
+            if exc.response.status_code != 404:
+                raise
 
 
 class TaxonomyMasterView(WuttaFarmMasterView):