Enable placement prediction everywhere.

corn.lua

@@ -22,6 +22,7 @@ minetest.register_node("crops:corn", {
 	use_texture_alpha = true,
 	walkable = true,
 	paramtype = "light",
+	node_placement_prediction = "crops:corn_base_seed",
 	groups = { snappy=3,flammable=3,flora=1,attached_node=1 },
 	drop = {},
 	sounds = default.node_sound_leaves_defaults(),

melon.lua

@@ -28,6 +28,7 @@ minetest.register_node("crops:melon_seed", {
 	use_texture_alpha = true,
 	walkable = false,
 	paramtype = "light",
+	node_placement_prediction = "crops:melon_plant_1",
 	groups = { snappy=3,flammable=3,flora=1,attached_node=1 },
 
 	on_place = function(itemstack, placer, pointed_thing)

polebean.lua

@@ -181,6 +181,7 @@ minetest.register_craftitem("crops:green_bean_seed", {
 	description = "green bean seed",
 	inventory_image = "crops_green_bean_seed.png",
 	wield_image = "crops_green_bean_seed.png",
+	node_placement_prediction = "crops:beanpole_plant_base_1",
 
 	on_place = function(itemstack, placer, pointed_thing)
 		local under = minetest.get_node(pointed_thing.under)

potato.lua

@@ -21,6 +21,7 @@ minetest.register_node("crops:potato_eyes", {
 	use_texture_alpha = true,
 	walkable = false,
 	paramtype = "light",
+	node_placement_prediction = "crops:potato_plant_1",
 	groups = { snappy=3,flammable=3,flora=1,attached_node=1 },
 	selection_box = {
 		type = "fixed",

pumpkin.lua

@@ -28,6 +28,7 @@ minetest.register_node("crops:pumpkin_seed", {
 	use_texture_alpha = true,
 	walkable = false,
 	paramtype = "light",
+	node_placement_prediction = "crops:pumpkin_plant_1",
 	groups = { snappy=3,flammable=3,flora=1,attached_node=1 },
 
 	on_place = function(itemstack, placer, pointed_thing)

tomato.lua

@@ -23,6 +23,7 @@ minetest.register_node("crops:tomato_seed", {
 	use_texture_alpha = true,
 	walkable = false,
 	paramtype = "light",
+	node_placement_prediction = "crops:tomato_plant_1",
 	groups = { snappy=3,flammable=3,flora=1,attached_node=1 },
 	drop = {},
 	sounds = default.node_sound_leaves_defaults(),