diff --git a/resources/environments/polling.go b/resources/environments/polling.go
index 9778257f..6847dfb1 100644
--- a/resources/environments/polling.go
+++ b/resources/environments/polling.go
@@ -38,23 +38,26 @@ func waitForEnvironmentToBeDeleted(environmentName string, fallbackTimeout time.
 		return err
 	}
 	stateConf := &retry.StateChangeConf{
-		Pending: []string{"STORAGE_CONSUMPTION_COLLECTION_UNSCHEDULING_IN_PROGRESS",
-			"NETWORK_DELETE_IN_PROGRESS",
-			"FREEIPA_DELETE_IN_PROGRESS",
-			"RDBMS_DELETE_IN_PROGRESS",
-			"IDBROKER_MAPPINGS_DELETE_IN_PROGRESS",
-			"S3GUARD_TABLE_DELETE_IN_PROGRESS",
-			"CLUSTER_DEFINITION_DELETE_PROGRESS",
+		Pending: []string{
 			"CLUSTER_DEFINITION_CLEANUP_PROGRESS",
-			"UMS_RESOURCE_DELETE_IN_PROGRESS",
-			"DELETE_INITIATED",
+			"CLUSTER_DEFINITION_DELETE_PROGRESS",
+			"COMPUTE_CLUSTERS_DELETE_IN_PROGRESS",
 			"DATAHUB_CLUSTERS_DELETE_IN_PROGRESS",
 			"DATALAKE_CLUSTERS_DELETE_IN_PROGRESS",
-			"PUBLICKEY_DELETE_IN_PROGRESS",
+			"DELETE_INITIATED",
+			"ENVIRONMENT_ENCRYPTION_RESOURCES_DELETED",
+			"ENVIRONMENT_RESOURCE_ENCRYPTION_DELETE_IN_PROGRESS",
 			"EVENT_CLEANUP_IN_PROGRESS",
 			"EXPERIENCE_DELETE_IN_PROGRESS",
-			"ENVIRONMENT_RESOURCE_ENCRYPTION_DELETE_IN_PROGRESS",
-			"ENVIRONMENT_ENCRYPTION_RESOURCES_DELETED"},
+			"FREEIPA_DELETE_IN_PROGRESS",
+			"IDBROKER_MAPPINGS_DELETE_IN_PROGRESS",
+			"NETWORK_DELETE_IN_PROGRESS",
+			"PUBLICKEY_DELETE_IN_PROGRESS",
+			"RDBMS_DELETE_IN_PROGRESS",
+			"S3GUARD_TABLE_DELETE_IN_PROGRESS",
+			"STORAGE_CONSUMPTION_COLLECTION_UNSCHEDULING_IN_PROGRESS",
+			"UMS_RESOURCE_DELETE_IN_PROGRESS",
+		},
 		Target:       []string{},
 		Delay:        5 * time.Second,
 		Timeout:      *timeout,
diff --git a/resources/environments/resource_aws_environment.go b/resources/environments/resource_aws_environment.go
index 5e476f08..c2ef1775 100644
--- a/resources/environments/resource_aws_environment.go
+++ b/resources/environments/resource_aws_environment.go
@@ -133,7 +133,11 @@ func (r *awsEnvironmentResource) Delete(ctx context.Context, req resource.Delete
 	if resp.Diagnostics.HasError() {
 		return
 	}
-	if err := deleteEnvironmentWithDiagnosticHandle(state.EnvironmentName.ValueString(), state.Cascading.ValueBool(), ctx, r.client, resp, state.PollingOptions); err != nil {
+	cascading := state.Cascading.ValueBool()
+	if state.Cascading.IsNull() {
+		cascading = true
+	}
+	if err := deleteEnvironmentWithDiagnosticHandle(state.EnvironmentName.ValueString(), cascading, ctx, r.client, resp, state.PollingOptions); err != nil {
 		return
 	}
 }
diff --git a/resources/environments/resource_azure_environment.go b/resources/environments/resource_azure_environment.go
index b7367c0e..74f2f95d 100644
--- a/resources/environments/resource_azure_environment.go
+++ b/resources/environments/resource_azure_environment.go
@@ -242,7 +242,11 @@ func (r *azureEnvironmentResource) Delete(ctx context.Context, req resource.Dele
 		return
 	}
 
-	if err := deleteEnvironmentWithDiagnosticHandle(state.EnvironmentName.ValueString(), state.Cascading.ValueBool(), ctx, r.client, resp, state.PollingOptions); err != nil {
+	cascading := state.Cascading.ValueBool()
+	if state.Cascading.IsNull() {
+		cascading = true
+	}
+	if err := deleteEnvironmentWithDiagnosticHandle(state.EnvironmentName.ValueString(), cascading, ctx, r.client, resp, state.PollingOptions); err != nil {
 		return
 	}
 }
diff --git a/resources/environments/resource_gcp_environment.go b/resources/environments/resource_gcp_environment.go
index 2f9f303c..0466d975 100644
--- a/resources/environments/resource_gcp_environment.go
+++ b/resources/environments/resource_gcp_environment.go
@@ -129,7 +129,11 @@ func (r *gcpEnvironmentResource) Delete(ctx context.Context, req resource.Delete
 		return
 	}
 
-	if err := deleteEnvironmentWithDiagnosticHandle(state.EnvironmentName.ValueString(), state.Cascading.ValueBool(), ctx, r.client, resp, state.PollingOptions); err != nil {
+	cascading := state.Cascading.ValueBool()
+	if state.Cascading.IsNull() {
+		cascading = true
+	}
+	if err := deleteEnvironmentWithDiagnosticHandle(state.EnvironmentName.ValueString(), cascading, ctx, r.client, resp, state.PollingOptions); err != nil {
 		return
 	}
 }