diff --git a/Software/MainBoard/rust/src/config.rs b/Software/MainBoard/rust/src/config.rs
index 041cbb3..b74bdb3 100644
--- a/Software/MainBoard/rust/src/config.rs
+++ b/Software/MainBoard/rust/src/config.rs
@@ -129,6 +129,7 @@ pub struct PlantConfig {
     pub min_pump_current_ma: u16,
     pub max_pump_current_ma: u16,
     pub ignore_current_error: bool,
+    pub fertilizer_s: u16,
 }
 
 impl Default for PlantConfig {
@@ -150,6 +151,7 @@ impl Default for PlantConfig {
             min_pump_current_ma: 10,
             max_pump_current_ma: 3000,
             ignore_current_error: true,
+            fertilizer_s: 0,
         }
     }
 }
diff --git a/Software/MainBoard/rust/src/main.rs b/Software/MainBoard/rust/src/main.rs
index ffa206c..9b42c27 100644
--- a/Software/MainBoard/rust/src/main.rs
+++ b/Software/MainBoard/rust/src/main.rs
@@ -715,6 +715,15 @@ pub async fn do_secure_pump(
     let mut pump_time_ms: u32 = 0;
 
     if !dry_run {
+        // Run fertilizer pump first if configured
+        if plant_config.fertilizer_s > 0 {
+            info!("Starting fertilizer pump for {} seconds", plant_config.fertilizer_s);
+            board.board_hal.extra2(true).await?;
+            Timer::after_millis(plant_config.fertilizer_s as u64 * 1000).await;
+            board.board_hal.extra2(false).await?;
+            info!("Fertilizer pump stopped");
+        }
+
         board.board_hal.get_tank_sensor()?.reset_flow_meter();
         board.board_hal.get_tank_sensor()?.start_flow_meter();
         board.board_hal.pump(plant_id, true).await?;
diff --git a/Software/MainBoard/rust/src_webpack/src/api.ts b/Software/MainBoard/rust/src_webpack/src/api.ts
index 7e2aa68..1bbb99b 100644
--- a/Software/MainBoard/rust/src_webpack/src/api.ts
+++ b/Software/MainBoard/rust/src_webpack/src/api.ts
@@ -128,6 +128,7 @@ export interface PlantConfig {
     min_moisture: number,
     pump_time_s: number,
     pump_cooldown_min: number,
+    fertilizer_s: number,
     pump_hour_start: number,
     pump_hour_end: number,
     pump_limit_ml: number,
diff --git a/Software/MainBoard/rust/src_webpack/src/plant.html b/Software/MainBoard/rust/src_webpack/src/plant.html
index 1ab0213..9b0f92b 100644
--- a/Software/MainBoard/rust/src_webpack/src/plant.html
+++ b/Software/MainBoard/rust/src_webpack/src/plant.html
@@ -78,6 +78,11 @@
         <input class="plantvalue" id="plant_${plantId}_pump_cooldown_min" type="number" min="0" max="600"
                placeholder="30">
     </div>
+    <div class="flexcontainer plantPumpEnabledOnly_${plantId}">
+        <div class="plantkey">Fertilizer (s):</div>
+        <input class="plantvalue" id="plant_${plantId}_fertilizer_s" type="number" min="0" max="60"
+               placeholder="0">
+    </div>
     <div class="flexcontainer plantPumpEnabledOnly_${plantId}">
         <div class="plantkey">"Pump Hour Start":</div>
         <select class="plantvalue" id="plant_${plantId}_pump_hour_start">10</select>
diff --git a/Software/MainBoard/rust/src_webpack/src/plant.ts b/Software/MainBoard/rust/src_webpack/src/plant.ts
index 19c234e..6c762fb 100644
--- a/Software/MainBoard/rust/src_webpack/src/plant.ts
+++ b/Software/MainBoard/rust/src_webpack/src/plant.ts
@@ -79,6 +79,7 @@ export class PlantView {
     private readonly minMoisture: HTMLInputElement;
     private readonly pumpTimeS: HTMLInputElement;
     private readonly pumpCooldown: HTMLInputElement;
+    private readonly fertilizerS: HTMLInputElement;
     private readonly pumpHourStart: HTMLSelectElement;
     private readonly pumpHourEnd: HTMLSelectElement;
     private readonly sensorAInstalled: HTMLInputElement;
@@ -180,6 +181,11 @@ export class PlantView {
             controller.configChanged()
         }
 
+        this.fertilizerS = document.getElementById("plant_" + plantId + "_fertilizer_s") as HTMLInputElement;
+        this.fertilizerS.onchange = function () {
+            controller.configChanged()
+        }
+
         this.pumpHourStart = document.getElementById("plant_" + plantId + "_pump_hour_start") as HTMLSelectElement;
         this.pumpHourStart.onchange = function () {
             controller.configChanged()
@@ -328,6 +334,7 @@ export class PlantView {
         this.minMoisture.value = plantConfig.min_moisture?.toString() || "";
         this.pumpTimeS.value = plantConfig.pump_time_s.toString();
         this.pumpCooldown.value = plantConfig.pump_cooldown_min.toString();
+        this.fertilizerS.value = plantConfig.fertilizer_s?.toString() || "0";
         this.pumpHourStart.value = plantConfig.pump_hour_start.toString();
         this.pumpHourEnd.value = plantConfig.pump_hour_end.toString();
         this.sensorBInstalled.checked = plantConfig.sensor_b;
@@ -355,6 +362,7 @@ export class PlantView {
             pump_time_s: this.pumpTimeS.valueAsNumber,
             pump_limit_ml: 5000,
             pump_cooldown_min: this.pumpCooldown.valueAsNumber,
+            fertilizer_s: this.fertilizerS.valueAsNumber || 0,
             pump_hour_start: +this.pumpHourStart.value,
             pump_hour_end: +this.pumpHourEnd.value,
             sensor_b: this.sensorBInstalled.checked,