diff --git a/esp32/include/PlantCtrl.h b/esp32/include/PlantCtrl.h
index bbf6a68..2dd6f50 100644
--- a/esp32/include/PlantCtrl.h
+++ b/esp32/include/PlantCtrl.h
@@ -145,6 +145,9 @@ public:
 
     bool isAllowedOnlyAtLowLight(void)
     {
+        if(this->isHydroponic()){
+            return false;
+        }
         return this->mSetting->pPumpOnlyWhenLowLight->get();
     }