you can now empty nutrients

code/modules/hydroponics/hydroponics.dm

@@ -1029,12 +1029,13 @@
 		return
 	if(issilicon(user)) //How does AI know what plant is?
 		return
-	var/growth_mult = (1.01 ** -myseed.maturation)
-	if(growth >= myseed.harvest_age * growth_mult)
-		//if(myseed.harvest_age < age * max(myseed.production * 0.044, 0.5) && (myseed.harvest_age) < (age - lastproduce) * max(myseed.production * 0.044, 0.5) && (!harvest && !dead))
-		nutrimentMutation()
-		if(myseed && myseed.yield != -1) // Unharvestable shouldn't be harvested
-			set_plant_status(HYDROTRAY_PLANT_HARVESTABLE)
+	if(myseed)
+		var/growth_mult = (1.01 ** -myseed.maturation)
+		if(growth >= myseed.harvest_age * growth_mult)
+			//if(myseed.harvest_age < age * max(myseed.production * 0.044, 0.5) && (myseed.harvest_age) < (age - lastproduce) * max(myseed.production * 0.044, 0.5) && (!harvest && !dead))
+			nutrimentMutation()
+			if(myseed && myseed.yield != -1) // Unharvestable shouldn't be harvested
+				set_plant_status(HYDROTRAY_PLANT_HARVESTABLE)
 
 	if(plant_status == HYDROTRAY_PLANT_HARVESTABLE)
 		return myseed.harvest(user)
@@ -1048,6 +1049,30 @@
 		if(user)
 			user.examinate(src)
 
+/obj/machinery/hydroponics/attack_hand_secondary(mob/user, list/modifiers)
+	. = ..()
+	if(. == SECONDARY_ATTACK_CANCEL_ATTACK_CHAIN)
+		return
+	if(issilicon(user))
+		return
+
+	if(reagents.total_volume)
+		to_chat(user, span_notice("You begin to dump out the tray's nutrient mix."))
+		if(do_after(user, 4 SECONDS, target = src))
+			playsound(user.loc, 'sound/effects/slosh.ogg', 50, TRUE, -1)
+			//dump everything on the floor
+			var/turf/user_loc = user.loc
+			if(istype(user_loc, /turf/open))
+				user_loc.add_liquid_from_reagents(reagents)
+			else
+				user_loc = get_step_towards(user_loc, src)
+				user_loc.add_liquid_from_reagents(reagents)
+			adjust_plant_nutriments(100) //PURGE
+	else
+		to_chat(user, span_warning("The tray's nutrient mix is already empty!"))
+
+	return SECONDARY_ATTACK_CANCEL_ATTACK_CHAIN
+
 /**
  * Update Tray Proc
  * Handles plant harvesting on the tray side, by clearing the seed, names, description, and dead stat.
@@ -1179,7 +1204,7 @@
 ///The usb port circuit
 
 /obj/item/circuit_component/hydroponics
-	display_name = "Hydropnics Tray"
+	display_name = "Hydroponics Tray"
 	desc = "Automate the means of botanical production. Trigger to toggle auto-grow."
 	circuit_flags = CIRCUIT_FLAG_INPUT_SIGNAL