diff --git a/junglegrass/init.lua b/junglegrass/init.lua
index e69cec6..c079d7d 100644
--- a/junglegrass/init.lua
+++ b/junglegrass/init.lua
@@ -23,7 +23,7 @@ minetest.register_node('junglegrass:medium', {
 	sunlight_propagates = true,
 	paramtype = 'light',
 	walkable = false,
-	groups = { snappy = 3, flammable=2, junglegrass=1 },
+	groups = { snappy = 3, flammable=2, junglegrass=1, flora=1 },
 	sounds = default.node_sound_leaves_defaults(),
 	drop = 'default:junglegrass',
 
@@ -43,7 +43,7 @@ minetest.register_node('junglegrass:short', {
 	sunlight_propagates = true,
 	paramtype = 'light',
 	walkable = false,
-	groups = { snappy = 3, flammable=2, junglegrass=1 },
+	groups = { snappy = 3, flammable=2, junglegrass=1, flora=1 },
 	sounds = default.node_sound_leaves_defaults(),
 	drop = 'default:junglegrass',
 	selection_box = {
@@ -62,7 +62,7 @@ minetest.register_node('junglegrass:shortest', {
 	sunlight_propagates = true,
 	paramtype = 'light',
 	walkable = false,
-	groups = { snappy = 3, flammable=2, junglegrass=1 },
+	groups = { snappy = 3, flammable=2, junglegrass=1, flora=1 },
 	sounds = default.node_sound_leaves_defaults(),
 	drop = 'default:junglegrass',
 	selection_box = {
diff --git a/poisonivy/init.lua b/poisonivy/init.lua
index d535ec7..b373f88 100644
--- a/poisonivy/init.lua
+++ b/poisonivy/init.lua
@@ -27,7 +27,7 @@ minetest.register_node('poisonivy:seedling', {
 	sunlight_propagates = true,
 	paramtype = 'light',
 	walkable = false,
-	groups = { snappy = 3, poisonivy=1 },
+	groups = { snappy = 3, poisonivy=1, flora=1 },
 	sounds = default.node_sound_leaves_defaults(),
 	buildable_to = true,
 })
@@ -41,7 +41,7 @@ minetest.register_node('poisonivy:sproutling', {
 	sunlight_propagates = true,
 	paramtype = 'light',
 	walkable = false,
-	groups = { snappy = 3, poisonivy=1 },
+	groups = { snappy = 3, poisonivy=1, flora=1 },
 	sounds = default.node_sound_leaves_defaults(),
 	buildable_to = true,
 })
@@ -56,7 +56,7 @@ minetest.register_node('poisonivy:climbing', {
 	paramtype = 'light',
 	paramtype2 = 'wallmounted',
 	walkable = false,
-	groups = { snappy = 3, poisonivy=1 },
+	groups = { snappy = 3, poisonivy=1, flora=1 },
 	sounds = default.node_sound_leaves_defaults(),
 	selection_box = {
 		type = "wallmounted",
@@ -71,7 +71,7 @@ plantslib:spawn_on_surfaces({
 	avoid_radius = 10,
 	spawn_chance = SPAWN_CHANCE/10,
 	spawn_surfaces = {"default:dirt_with_grass"},
-	avoid_nodes = {"group:poisonivy","group:flower"},
+	avoid_nodes = {"group:poisonivy", "group:flower", "group:flora"},
 	seed_diff = poisonivy_seed_diff,
 	light_min = 7,
 	alt_wallnode = "poisonivy:climbing",