diff --git a/cookie-garden-helper.js b/cookie-garden-helper.js
index efd8d82..7f080d7 100644
--- a/cookie-garden-helper.js
+++ b/cookie-garden-helper.js
@@ -154,6 +154,10 @@ class Garden {
   }
 
   static handleYoung(config, plant, x, y) {
+    if (!plant.unlocked && config.autoHarvestNewSeeds) {
+      return;
+    }
+
     if (plant.weed && config.autoHarvestWeeds) {
       this.harvest(x, y);
     }
diff --git a/src/Garden.js b/src/Garden.js
index 471adba..231153f 100644
--- a/src/Garden.js
+++ b/src/Garden.js
@@ -104,6 +104,10 @@ class Garden {
   }
 
   static handleYoung(config, plant, x, y) {
+    if (!plant.unlocked && config.autoHarvestNewSeeds) {
+      return;
+    }
+
     if (plant.weed && config.autoHarvestWeeds) {
       this.harvest(x, y);
     }