diff --git a/flowers/init.lua b/flowers/init.lua
index 4a02057..0468a68 100644
--- a/flowers/init.lua
+++ b/flowers/init.lua
@@ -34,6 +34,7 @@ for i in ipairs(flowers_list) do
 			type = "fixed",
 			fixed = { -0.15, -0.5, -0.15, 0.15, 0.2, 0.15 },
 		},	
+		buildable_to = true,
 	})
 
 	minetest.register_node("flowers:flower_"..flower.."_pot", {
@@ -83,6 +84,7 @@ minetest.register_node("flowers:flower_waterlily", {
 		type = "fixed",
 		fixed = { -0.5, -0.49, -0.5, 0.5, -0.49, 0.5 },
 	},
+	buildable_to = true,
 })
 
 minetest.register_node("flowers:flower_waterlily_225", {
@@ -105,7 +107,8 @@ minetest.register_node("flowers:flower_waterlily_225", {
 		type = "fixed",
 		fixed = { -0.5, -0.49, -0.5, 0.5, -0.49, 0.5 },
 	},
-	drop = "flowers:flower_waterlily"
+	drop = "flowers:flower_waterlily",
+	buildable_to = true,
 })
 
 minetest.register_node("flowers:flower_waterlily_45", {
@@ -128,7 +131,8 @@ minetest.register_node("flowers:flower_waterlily_45", {
 		type = "fixed",
 		fixed = { -0.5, -0.49, -0.5, 0.5, -0.49, 0.5 },
 	},
-	drop = "flowers:flower_waterlily"
+	drop = "flowers:flower_waterlily",
+	buildable_to = true,
 })
 
 minetest.register_node("flowers:flower_waterlily_675", {
@@ -151,7 +155,8 @@ minetest.register_node("flowers:flower_waterlily_675", {
 		type = "fixed",
 		fixed = { -0.5, -0.49, -0.5, 0.5, -0.49, 0.5 },
 	},
-	drop = "flowers:flower_waterlily"
+	drop = "flowers:flower_waterlily",
+	buildable_to = true,
 })
 
 minetest.register_node("flowers:flower_seaweed", {
@@ -170,6 +175,7 @@ minetest.register_node("flowers:flower_seaweed", {
 		type = "fixed",
 		fixed = { -0.5, -0.5, -0.5, 0.5, -0.4, 0.5 },
 	},	
+	buildable_to = true,
 })
 
 -- spawn ABM registrations
diff --git a/junglegrass/init.lua b/junglegrass/init.lua
index a037435..e69cec6 100644
--- a/junglegrass/init.lua
+++ b/junglegrass/init.lua
@@ -31,6 +31,7 @@ minetest.register_node('junglegrass:medium', {
 		type = "fixed",
 		fixed = {-0.4, -0.5, -0.4, 0.4, 0.5, 0.4},
 	},
+	buildable_to = true,
 })
 
 minetest.register_node('junglegrass:short', {
@@ -49,6 +50,7 @@ minetest.register_node('junglegrass:short', {
 		type = "fixed",
 		fixed = {-0.4, -0.5, -0.4, 0.4, 0.3, 0.4},
 	},
+	buildable_to = true,
 })
 
 minetest.register_node('junglegrass:shortest', {
@@ -67,6 +69,7 @@ minetest.register_node('junglegrass:shortest', {
 		type = "fixed",
 		fixed = {-0.3, -0.5, -0.3, 0.3, 0, 0.3},
 	},
+	buildable_to = true,
 })
 
 plantslib:spawn_on_surfaces({
diff --git a/poisonivy/init.lua b/poisonivy/init.lua
index 59ef130..d535ec7 100644
--- a/poisonivy/init.lua
+++ b/poisonivy/init.lua
@@ -29,6 +29,7 @@ minetest.register_node('poisonivy:seedling', {
 	walkable = false,
 	groups = { snappy = 3, poisonivy=1 },
 	sounds = default.node_sound_leaves_defaults(),
+	buildable_to = true,
 })
 
 minetest.register_node('poisonivy:sproutling', {
@@ -42,6 +43,7 @@ minetest.register_node('poisonivy:sproutling', {
 	walkable = false,
 	groups = { snappy = 3, poisonivy=1 },
 	sounds = default.node_sound_leaves_defaults(),
+	buildable_to = true,
 })
 
 minetest.register_node('poisonivy:climbing', {
@@ -60,6 +62,7 @@ minetest.register_node('poisonivy:climbing', {
 		type = "wallmounted",
 		--wall_side = = <default>
 	},
+	buildable_to = true,
 })
 
 plantslib:spawn_on_surfaces({