diff --git a/app/models/concerns/crop_search.rb b/app/models/concerns/crop_search.rb
index d8de5d5cc..503c6a9ad 100644
--- a/app/models/concerns/crop_search.rb
+++ b/app/models/concerns/crop_search.rb
@@ -4,7 +4,14 @@ module CropSearch
   included do
     ####################################
     # Elastic search configuration
-    searchkick word_start: %i(name alternate_names scientific_names), case_sensitive: false
+    searchkick word_start:     %i(name alternate_names scientific_names),
+               case_sensitive: false,
+               merge_mappings: true,
+               mappings:       {
+                 properties: {
+                   created_at: { type: :integer }
+                 }
+               }
 
     # Special scope to control if it's in the search index
     scope :search_import, -> { includes(:scientific_names, :photos) }
diff --git a/app/models/concerns/photo_capable.rb b/app/models/concerns/photo_capable.rb
index 9cb440bd7..f96258f87 100644
--- a/app/models/concerns/photo_capable.rb
+++ b/app/models/concerns/photo_capable.rb
@@ -8,7 +8,9 @@ module PhotoCapable
     scope :has_photos, -> { includes(:photos).where.not(photos: { id: nil }) }
 
     def default_photo
-      most_liked_photo
+      Rails.cache.fetch("#{cache_key_with_version}/default_photo", expires_in: 8.hours) do
+        most_liked_photo
+      end
     end
 
     def most_liked_photo
diff --git a/app/models/concerns/predict_planting.rb b/app/models/concerns/predict_planting.rb
index e02fe5e5b..b43a70149 100644
--- a/app/models/concerns/predict_planting.rb
+++ b/app/models/concerns/predict_planting.rb
@@ -42,14 +42,16 @@ module PredictPlanting
     end
 
     def percentage_grown
-      if finished?
-        100
-      elsif !planted?
-        0
-      elsif crop.perennial || finish_predicted_at.nil?
-        nil
-      else
-        calculate_percentage_grown
+      Rails.cache.fetch("#{cache_key_with_version}/percentage_grown", expires_in: 8.hours) do
+        if finished?
+          100
+        elsif !planted?
+          0
+        elsif crop.perennial || finish_predicted_at.nil?
+          nil
+        else
+          calculate_percentage_grown
+        end
       end
     end
 
diff --git a/app/services/crop_search_service.rb b/app/services/crop_search_service.rb
index 57c042e48..be6b2a3de 100644
--- a/app/services/crop_search_service.rb
+++ b/app/services/crop_search_service.rb
@@ -29,7 +29,7 @@ class CropSearchService
       limit: limit,
       load:  false,
       body:  body
-    ).response['hits']['hits'].map { |c| c['_source'] }
+    )
   end
 
   def self.recent(limit)
@@ -37,6 +37,6 @@ class CropSearchService
       limit:    limit,
       load:     false,
       boost_by: { created_at: { factor: 100 } } # default factor is 1
-    ).response['hits']['hits'].map { |c| c['_source'] }
+    )
   end
 end