added thistles and added orchard biome

mods/default/mapgen.lua

@@ -146,6 +146,23 @@ minetest.register_biome(
       depth_top = 1,
 
       y_min = 3,
+      y_max = 20,
+
+      heat_point = 50,
+      humidity_point = 35,
+   })
+
+minetest.register_biome(
+   {
+      name = "Orchard",
+
+      node_top = "default:dirt_with_grass",
+      node_filler = "default:dirt",
+
+      depth_filler = 4,
+      depth_top = 1,
+
+      y_min = 21,
       y_max = 32000,
 
       heat_point = 50,
@@ -298,8 +315,8 @@ minetest.register_decoration(
       deco_type = "schematic",
       place_on = {"default:dirt_with_grass"},
       sidelen = 16,
-      fill_ratio = 0.005,
-      biomes = {"Grassland"},
+      fill_ratio = 0.006,
+      biomes = {"Orchard"},
       flags = "place_center_x, place_center_z",
       schematic = minetest.get_modpath("default").."/schematics/default_tree.mts",
       y_min = 10,
@@ -402,7 +419,6 @@ minetest.register_decoration(
       height = 2,
       y_max = 3,
       y_min = 0,
-      y_max = 31000,
    })
 
 -- Flowers
@@ -529,6 +545,21 @@ minetest.register_decoration(
       y_max = 32000,
    })
 
+-- Thistle
+
+minetest.register_decoration(
+   {
+      deco_type = "simple",
+      place_on = "default:dirt_with_grass",
+      sidelen = 16,
+      fill_ratio = 0.024,
+      biomes = {"Wilderness"},
+      decoration = {"default:thistle"},
+      height = 2,
+      y_min = -32000,
+      y_max = 32000,
+   })
+
 -- Ferns
 
 minetest.register_decoration(

mods/default/nodes.lua

@@ -1253,6 +1253,7 @@ minetest.register_node(
       inventory_image = "default_flowers_inventory.png",
       wield_image = "default_flowers_inventory.png",
       paramtype = "light",
+      sunlight_propagates = true,
       walkable = false,
       buildable_to = true,
       is_ground_content = true,
@@ -1339,7 +1340,6 @@ minetest.register_node(
       tiles ={"default_grass_clump_tall.png"},
       inventory_image = "default_grass_clump_inventory.png",
       wield_image = "default_grass_clump_inventory.png",
-      wield_image = "default_grass_clump_tall.png",
       drop = "default:grass",
       paramtype = "light",
       waving = 1,
@@ -1350,6 +1350,29 @@ minetest.register_node(
       sounds = default.node_sound_leaves_defaults(),
    })
 
+minetest.register_node(
+   "default:thistle",
+   {
+      description = "Thistle",
+      drawtype = "plantlike",
+      selection_box = {
+	 type = "fixed",
+	 fixed = {-6/16, -0.5, -6/16, 6/16, 0.5, 6/16}
+      },
+      tiles ={"default_thistle.png"},
+      inventory_image = "default_thistle_inventory.png",
+      wield_image = "default_thistle_inventory.png",
+      paramtype = "light",
+      walkable = false,
+      is_ground_content = true,
+      damage_per_second = 1,
+      groups = {snappy = 3, dig_immediate = 3, falling_node = 1},
+      sounds = default.node_sound_leaves_defaults(),
+      after_dig_node = function(pos, node, metadata, digger)
+			  default.dig_up(pos, node, digger)
+		       end,
+   })
+
 minetest.register_node(
    "default:apple",
    {