diff --git a/code/game/machinery/limbgrower.dm b/code/game/machinery/limbgrower.dm
index 2fd8a22ce6..8347e5f548 100644
--- a/code/game/machinery/limbgrower.dm
+++ b/code/game/machinery/limbgrower.dm
@@ -28,6 +28,8 @@
 	var/list/categories = list(
 							"human",
 							"lizard",
+							"fly",
+							"moth",
 							"plasmaman",
 							"other"
 							)
@@ -134,16 +136,16 @@
 	//i need to create a body part manually using a set icon (otherwise it doesnt appear)
 	var/obj/item/bodypart/limb
 	limb = new buildpath(loc)
-	if(selected_category=="human" || selected_category=="lizard") // Doing this because plasmamen have their limbs in a different icon file
+	if(selected_category=="human" || selected_category=="lizard") //Species with greyscale parts should be included here
 		limb.icon = 'icons/mob/human_parts_greyscale.dmi'
+		limb.should_draw_greyscale = TRUE
 	else
 		limb.icon = 'icons/mob/human_parts.dmi'
 	// Set this limb up using the specias name and body zone
 	limb.icon_state = "[selected_category]_[limb.body_zone]"
-	limb.name = "Synthetic [selected_category] [parse_zone(limb.body_zone)]"
+	limb.name = "\improper synthetic [selected_category] [parse_zone(limb.body_zone)]"
 	limb.desc = "A synthetic [selected_category] limb that will morph on its first use in surgery. This one is for the [parse_zone(limb.body_zone)]"
 	limb.species_id = selected_category
-	limb.should_draw_greyscale = TRUE
 	limb.update_icon_dropped()
 
 /obj/machinery/limbgrower/RefreshParts()
diff --git a/code/modules/research/designs/limbgrower_designs.dm b/code/modules/research/designs/limbgrower_designs.dm
index 6b81427c32..71f7234e34 100644
--- a/code/modules/research/designs/limbgrower_designs.dm
+++ b/code/modules/research/designs/limbgrower_designs.dm
@@ -8,7 +8,7 @@
 	build_type = LIMBGROWER
 	reagents_list = list("synthflesh" = 25)
 	build_path = /obj/item/bodypart/l_arm
-	category = list("initial","human","lizard","plasmaman")
+	category = list("initial","human","lizard","fly","moth","plasmaman")
 
 /datum/design/rightarm
 	name = "Right Arm"
@@ -16,7 +16,7 @@
 	build_type = LIMBGROWER
 	reagents_list = list("synthflesh" = 25)
 	build_path = /obj/item/bodypart/r_arm
-	category = list("initial","human","lizard","plasmaman")
+	category = list("initial","human","lizard","fly","moth","plasmaman")
 
 /datum/design/leftleg
 	name = "Left Leg"
@@ -24,7 +24,7 @@
 	build_type = LIMBGROWER
 	reagents_list = list("synthflesh" = 25)
 	build_path = /obj/item/bodypart/l_leg
-	category = list("initial","human","lizard","plasmaman")
+	category = list("initial","human","lizard","fly","moth","plasmaman")
 
 /datum/design/rightleg
 	name = "Right Leg"
@@ -32,7 +32,7 @@
 	build_type = LIMBGROWER
 	reagents_list = list("synthflesh" = 25)
 	build_path = /obj/item/bodypart/r_leg
-	category = list("initial","human","lizard","plasmaman")
+	category = list("initial","human","lizard","fly","moth","plasmaman")
 
 /datum/design/armblade
 	name = "Arm Blade"
diff --git a/icons/mob/human_parts_greyscale.dmi b/icons/mob/human_parts_greyscale.dmi
index ae6818b30a..f162d36633 100644
Binary files a/icons/mob/human_parts_greyscale.dmi and b/icons/mob/human_parts_greyscale.dmi differ