diff --git a/app/src/features/surveys/components/EditSamplingMethod.tsx b/app/src/features/surveys/components/EditSamplingMethod.tsx
index b00f6ae229..84577589f7 100644
--- a/app/src/features/surveys/components/EditSamplingMethod.tsx
+++ b/app/src/features/surveys/components/EditSamplingMethod.tsx
@@ -15,7 +15,7 @@ interface IEditSamplingMethodProps {
 
 export const SamplingSiteMethodYupSchema = yup.object({
   method_lookup_id: yup.number().required(),
-  description: yup.string().required(),
+  description: yup.string(),
   periods: yup
     .array(
       yup.object({
@@ -27,7 +27,7 @@ export const SamplingSiteMethodYupSchema = yup.object({
           .required('End date is required')
       })
     )
-    .hasUniqueDateRanges('Periods cannot overlap', 'start_date', 'end_state')
+    .hasUniqueDateRanges('Periods cannot overlap', 'start_date', 'end_date')
     .min(1, 'At least one time period is required')
 });
 
diff --git a/app/src/features/surveys/observations/sampling-sites/edit/SamplingSiteEditPage.tsx b/app/src/features/surveys/observations/sampling-sites/edit/SamplingSiteEditPage.tsx
index 073d15be50..5a70aa5d9a 100644
--- a/app/src/features/surveys/observations/sampling-sites/edit/SamplingSiteEditPage.tsx
+++ b/app/src/features/surveys/observations/sampling-sites/edit/SamplingSiteEditPage.tsx
@@ -120,6 +120,7 @@ const SamplingSiteEditPage = () => {
 
       // create complete, navigate back to observations page
       history.push(`/admin/projects/${surveyContext.projectId}/surveys/${surveyContext.surveyId}/observations`);
+      surveyContext.sampleSiteDataLoader.refresh(surveyContext.projectId, surveyContext.surveyId);
     } catch (error) {
       showCreateErrorDialog({
         dialogTitle: CreateSamplingSiteI18N.createErrorTitle,