diff --git a/app/models/crop.rb b/app/models/crop.rb
index 351ed0ae7..bf94a9fed 100644
--- a/app/models/crop.rb
+++ b/app/models/crop.rb
@@ -165,9 +165,11 @@ class Crop < ApplicationRecord
   end
 
   def all_companions
-    return companions unless parent
-
-    (companions + parent.all_companions).uniq
+    @all_companions ||= if parent
+                          (companions + parent.all_companions).uniq
+                        else
+                          companions
+                        end
   end
 
   before_destroy :destroy_reverse_companionships
diff --git a/app/views/crops/show.html.haml b/app/views/crops/show.html.haml
index 777d3d75d..46cf0154b 100644
--- a/app/views/crops/show.html.haml
+++ b/app/views/crops/show.html.haml
@@ -36,10 +36,11 @@
       = cute_icon
       = render 'predictions', crop: @crop
     - if @crop.all_companions.any?
-      %section.companions
-        %h2 Companions
-        - @crop.all_companions.each do |companion|
-          = render 'crops/tiny', crop: companion
+      - cache [@crop, 'companions'] do
+        %section.companions
+          %h2 Companions
+          - @crop.all_companions.each do |companion|
+            = render 'crops/tiny', crop: companion
 
     - if crop_or_parent(@crop, :en_youtube_url).present?
       %section.youtube