diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index 62d0ec93dd..c5f839e03e 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -934,6 +934,7 @@ minetest.register_node("default:junglegrass", {
 	sunlight_propagates = true,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
 	sounds = default.node_sound_leaves_defaults(),
 	selection_box = {
@@ -955,6 +956,7 @@ minetest.register_node("default:grass_1", {
 	sunlight_propagates = true,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	groups = {snappy = 3, flammable = 3, flora = 1, attached_node = 1},
 	sounds = default.node_sound_leaves_defaults(),
 	selection_box = {
@@ -983,6 +985,7 @@ for i = 2, 5 do
 		sunlight_propagates = true,
 		walkable = false,
 		buildable_to = true,
+		floodable = true,
 		drop = "default:grass_1",
 		groups = {snappy = 3, flammable = 3, flora = 1,
 			attached_node = 1, not_in_creative_inventory = 1},
@@ -1006,6 +1009,7 @@ minetest.register_node("default:dry_grass_1", {
 	sunlight_propagates = true,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	groups = {snappy = 3, flammable = 3, flora = 1, attached_node = 1},
 	sounds = default.node_sound_leaves_defaults(),
 	selection_box = {
@@ -1034,6 +1038,7 @@ for i = 2, 5 do
 		sunlight_propagates = true,
 		walkable = false,
 		buildable_to = true,
+		floodable = true,
 		groups = {snappy = 3, flammable = 3, flora = 1,
 			attached_node = 1, not_in_creative_inventory=1},
 		drop = "default:dry_grass_1",
@@ -1374,6 +1379,7 @@ minetest.register_node("default:torch", {
 	sunlight_propagates = true,
 	is_ground_content = false,
 	walkable = false,
+	floodable = true,
 	light_source = default.LIGHT_MAX - 1,
 	selection_box = {
 		type = "wallmounted",
diff --git a/mods/farming/api.lua b/mods/farming/api.lua
index 7123cbc1b6..c7d38998f0 100644
--- a/mods/farming/api.lua
+++ b/mods/farming/api.lua
@@ -250,6 +250,7 @@ farming.register_plant = function(name, def)
 			paramtype = "light",
 			walkable = false,
 			buildable_to = true,
+			floodable = true,
 			drop = drop,
 			selection_box = {
 				type = "fixed",
diff --git a/mods/fire/init.lua b/mods/fire/init.lua
index fc55b8dd85..3350dae862 100644
--- a/mods/fire/init.lua
+++ b/mods/fire/init.lua
@@ -26,6 +26,7 @@ minetest.register_node("fire:basic_flame", {
 	light_source = 14,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	sunlight_propagates = true,
 	damage_per_second = 4,
 	groups = {igniter = 2, dig_immediate = 3},
@@ -62,6 +63,7 @@ minetest.register_node("fire:permanent_flame", {
 	light_source = 14,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	sunlight_propagates = true,
 	damage_per_second = 4,
 	groups = {igniter = 2, dig_immediate = 3},
diff --git a/mods/flowers/init.lua b/mods/flowers/init.lua
index dd8e031d03..d7a11e9ae4 100644
--- a/mods/flowers/init.lua
+++ b/mods/flowers/init.lua
@@ -47,6 +47,7 @@ local function add_simple_flower(name, desc, box, f_groups)
 		paramtype = "light",
 		walkable = false,
 		buildable_to = true,
+		floodable = true,
 		stack_max = 99,
 		groups = f_groups,
 		sounds = default.node_sound_leaves_defaults(),
@@ -134,6 +135,7 @@ minetest.register_node("flowers:mushroom_red", {
 	sunlight_propagates = true,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	groups = {snappy = 3, flammable = 3, attached_node = 1},
 	sounds = default.node_sound_leaves_defaults(),
 	on_use = minetest.item_eat(-5),
@@ -153,6 +155,7 @@ minetest.register_node("flowers:mushroom_brown", {
 	sunlight_propagates = true,
 	walkable = false,
 	buildable_to = true,
+	floodable = true,
 	groups = {snappy = 3, flammable = 3, attached_node = 1},
 	sounds = default.node_sound_leaves_defaults(),
 	on_use = minetest.item_eat(1),
@@ -217,6 +220,7 @@ minetest.register_node("flowers:waterlily", {
 	wield_image = "flowers_waterlily.png",
 	liquids_pointable = true,
 	walkable = false,
+	floodable = true,
 	buildable_to = true,
 	groups = {snappy = 3, flower = 1},
 	sounds = default.node_sound_leaves_defaults(),
diff --git a/mods/xpanes/init.lua b/mods/xpanes/init.lua
index ebd1566f93..9f6541801a 100644
--- a/mods/xpanes/init.lua
+++ b/mods/xpanes/init.lua
@@ -86,6 +86,7 @@ local pane_def_fields = {
 	pointable = false,
 	diggable = false,
 	buildable_to = true,
+	floodable = true,
 	air_equivalent = true,
 }