diff --git a/LICENSE.md b/LICENSE.md
index 890c47b..fe73a49 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -3,6 +3,11 @@
 - The engine to use with this game is Minetest.
 - Site: http://www.minetest.net
 
+## Devtest
+
+- The Samz game is based on the "Devtest" game, Minetest's default game for testing purposes.
+- The same license as for Minetest applies.
+
 ## License of Minetest textures and sounds
 
 This applies to textures and sounds contained in the games/devtest Minetest
diff --git a/mods/farmz/api.lua b/mods/farmz/api.lua
index 1ea852b..b3d1844 100644
--- a/mods/farmz/api.lua
+++ b/mods/farmz/api.lua
@@ -72,10 +72,7 @@ farmz.hoe_use = function(itemstack, user, pointed_thing)
 
 	-- put the above node into soil and play sound
 	minetest.set_node(pos_above, {name = "farmz:plow"})
-	minetest.sound_play("default_dig_crumbly", {
-		pos = pointed_thing.under,
-		gain = 0.5,
-	}, true)
+	sound.play("pos", pos_above, "sound_dig_crumbly", 7, 0.3)
 
 	return itemstack
 end
diff --git a/mods/flowerz/api.lua b/mods/flowerz/api.lua
index 987923d..1a1644e 100644
--- a/mods/flowerz/api.lua
+++ b/mods/flowerz/api.lua
@@ -1,13 +1,14 @@
 S, modname = ...
 
+--Constants
+mushroom_spread_time = 5
+
 -- Flower registration
 
 local function register_flower_deco(name, deco)
 
 	if not(deco.noise_params) then
-		deco.noise_params = {
-			scale = 0.04
-		}
+		deco.noise_params = {}
 	end
 
 	local flower_name = modname..":"..name
@@ -19,7 +20,7 @@ local function register_flower_deco(name, deco)
 		place_on = deco.place_on,
 		sidelen = 16,
 		noise_params = {
-			offset = -0.02,
+			offset = deco.noise_params.offset or -0.02,
 			scale = deco.noise_params.scale or 0.04,
 			spread = {x = 200, y = 200, z = 200},
 			seed = deco.seed,
@@ -36,7 +37,7 @@ local function register_flower_deco(name, deco)
 end
 
 function flowerz.register_flower(name, def)
-	-- Common flowers' groups
+	-- Common flowers groups
 	def.groups.snappy = 3
 	def.groups.flower = 1
 	def.groups.flora = 1
@@ -71,6 +72,85 @@ function flowerz.register_flower(name, def)
 	end
 end
 
+--Mushrooms
+
+local function spread_mushroom(pos, mushroom_name)
+	local node = minetest.get_node_or_nil(pos)
+	if not(node) or not(node.name == mushroom_name) then
+		return
+	end
+	--check for an empty node to spread
+	local cells = {{x=0, y=0, z=-1}, {x=-1, y=0, z=0}, {x=-1, y=0, z=-1}, {x=0, y=0, z=1},
+		{x=1, y=0, z=0}, {x=1, y=0, z=1}}
+	_cells = helper.table.shuffle(cells)
+	local new_pos = vector.add(pos, _cells[1])
+	local under_pos = vector.add(new_pos, {x=0, y=-1, z=0})
+	if helper.node_is_buildable(new_pos) and helper.node_is_soil(under_pos) then
+		minetest.swap_node(new_pos, {name = mushroom_name, param2 = 1})
+		minetest.get_node_timer(new_pos):start(mushroom_spread_time)
+	end
+end
+
+function flowerz.register_mushroom(name, def)
+	-- Common mushroom groups
+	def.groups.snappy = 3
+	def.groups.mushroom = 1
+	def.groups.flora = 1
+	def.groups.food = 1
+	def.groups.attached_node = 1
+
+	local mushroom_name = modname..":" .. name
+
+	local inventory_image, tiles
+	tiles = modname.."_mushroom_" .. name .. ".png"
+	if def.inv_img then
+		inventory_image = modname.."_mushroom_" .. name .."_inv.png"
+	else
+		inventory_image =  tiles
+	end
+
+	minetest.register_node(mushroom_name, {
+		description = S(def.desc),
+		drawtype = "plantlike",
+		waving = 1,
+		tiles = {tiles},
+		inventory_image = inventory_image,
+		wield_image =  def.wield_image or inventory_image,
+		sunlight_propagates = true,
+		paramtype = "light",
+		paramtype2 = "none",
+		place_param2 = 1,
+		walkable = false,
+		buildable_to = true,
+		groups = def.groups,
+		sounds = sound.leaves(),
+		selection_box = {
+			type = "fixed",
+			fixed = def.box
+		},
+
+		on_use = function(itemstack, user, pointed_thing)
+			eatz.item_eat(itemstack, user, mushroom_name, def.hp or 1, def.hunger or 2)
+			return itemstack
+		end,
+
+		after_place_node = function(pos, placer, itemstack, pointed_thing)
+			minetest.get_node_timer(pos):start(mushroom_spread_time)
+		end,
+
+		on_timer = function(pos, elapsed)
+			spread_mushroom(pos, mushroom_name)
+			return false
+		end
+	})
+
+	if def.deco then
+		register_flower_deco(name, def.deco)
+	end
+end
+
+--Tall Flower
+
 function flowerz.register_tall_flower(name, def)
 
 	local flower_name = modname .. ":" .. name
@@ -82,7 +162,7 @@ function flowerz.register_tall_flower(name, def)
 	def.groups.flora = 1
 	def.groups.attached_node = 1
 
-	local groups_top = helper.table_shallowcopy(def.groups)
+	local groups_top = helper.table.shallowcopy(def.groups)
 	groups_top.not_in_creative_inventory = 1
 
 	minetest.register_node(flower_name_top, {
diff --git a/mods/flowerz/flowers.lua b/mods/flowerz/flowers.lua
index 1a71272..d2ff609 100644
--- a/mods/flowerz/flowers.lua
+++ b/mods/flowerz/flowers.lua
@@ -1,4 +1,4 @@
-flowerz.list = {
+flowerz.flowers_list = {
 	{
 		name = "calla",
 		def = {
@@ -186,7 +186,7 @@ flowerz.list = {
 	}
 }
 
-for _, item in pairs(flowerz.list) do
+for _, item in pairs(flowerz.flowers_list) do
 	flowerz.register_flower(item.name, item.def)
 end
 
diff --git a/mods/flowerz/init.lua b/mods/flowerz/init.lua
index 49213d9..1abce5a 100644
--- a/mods/flowerz/init.lua
+++ b/mods/flowerz/init.lua
@@ -6,3 +6,4 @@ local S = minetest.get_translator(modname)
 
 assert(loadfile(modpath .. "/api.lua"))(S, modname)
 assert(loadfile(modpath .. "/flowers.lua"))()
+assert(loadfile(modpath .. "/mushrooms.lua"))()
diff --git a/mods/flowerz/locale/flowerz.es.tr b/mods/flowerz/locale/flowerz.es.tr
index d75cc9f..0a8f21b 100644
--- a/mods/flowerz/locale/flowerz.es.tr
+++ b/mods/flowerz/locale/flowerz.es.tr
@@ -1,5 +1,7 @@
 # textdomain: flowerz
+Amanita=Amanita
 Calla=Calla
+Champignon=Champiñón
 Dahlia=Dalia
 Daisy=Margarita
 Gerbera Daisy=Margarita Gerbera
diff --git a/mods/flowerz/mushrooms.lua b/mods/flowerz/mushrooms.lua
new file mode 100644
index 0000000..bf68c8e
--- /dev/null
+++ b/mods/flowerz/mushrooms.lua
@@ -0,0 +1,52 @@
+--Mushrooms
+
+flowerz.mushrooms_list = {
+	{
+		name = "amanita",
+		def = {
+			desc = "Amanita",
+			hp = -10,
+			hunger = 0,
+			box = {-2/16, -8/16, -2/16, 2/16, 2/16, 2/16},
+			groups = {color_red = 1, flammable = 1},
+			inv_img = false,
+			deco = {
+				type = "simple",
+				place_on = "nodez:dirt_with_grass",
+				seed = 345,
+				noise_params = {
+					scale = 0.0001,
+					offset = 0.0001,
+				},
+				biomes = {"forest"},
+				height = {y_max = 65, y_min = 1}
+			}
+		}
+	},
+	{
+		name = "champignon",
+		def = {
+			desc = "Champignon",
+			hp = 5,
+			hunger = 4,
+			box = {-2/16, -8/16, -2/16, 2/16, 2/16, 2/16},
+			groups = {color_white = 1, flammable = 1},
+			inv_img = true,
+			deco = {
+				type = "simple",
+				place_on = "nodez:dirt_with_grass",
+				seed = 238,
+				noise_params = {
+					scale = 0.0001,
+					offset = 0.0001,
+				},
+				biomes = {"forest"},
+				height = {y_max = 65, y_min = 1}
+			}
+		}
+	},
+}
+
+for _, item in pairs(flowerz.mushrooms_list) do
+	flowerz.register_mushroom(item.name, item.def)
+end
diff --git a/mods/flowerz/textures/flowerz_mushroom_amanita.png b/mods/flowerz/textures/flowerz_mushroom_amanita.png
new file mode 100644
index 0000000..7a7c586
Binary files /dev/null and b/mods/flowerz/textures/flowerz_mushroom_amanita.png differ
diff --git a/mods/flowerz/textures/flowerz_mushroom_champignon.png b/mods/flowerz/textures/flowerz_mushroom_champignon.png
new file mode 100644
index 0000000..05770de
Binary files /dev/null and b/mods/flowerz/textures/flowerz_mushroom_champignon.png differ
diff --git a/mods/flowerz/textures/flowerz_mushroom_champignon_inv.png b/mods/flowerz/textures/flowerz_mushroom_champignon_inv.png
new file mode 100644
index 0000000..0e398d8
Binary files /dev/null and b/mods/flowerz/textures/flowerz_mushroom_champignon_inv.png differ
diff --git a/mods/helper/init.lua b/mods/helper/init.lua
index 91768af..2eb523c 100644
--- a/mods/helper/init.lua
+++ b/mods/helper/init.lua
@@ -60,6 +60,24 @@ function helper.node_is_air(pos, offset)
 	end
 end
 
+function helper.node_is_buildable(pos)
+	local node = minetest.get_node_or_nil(pos)
+	if node and (helper.node_is_air(pos) or node.buildable_to) then
+		return true
+	else
+		return false
+	end
+end
+
+function helper.node_is_soil(pos)
+	local node = minetest.get_node_or_nil(pos)
+	if node and minetest.get_item_group(node.name, "soil") >= 1 then
+		return true
+	else
+		return false
+	end
+end
+
 function helper.node_is_water(pos, offset)
 	if offset then
 		if offset == "above" then
@@ -132,7 +150,7 @@ helper.nodebox.plant = {
 
 --Tables
 
-function helper.table_shallowcopy(original)
+function helper.table.shallowcopy(original)
 	local copy = {}
 	for key, value in pairs(original) do
 		copy[key] = value
@@ -140,13 +158,13 @@ function helper.table_shallowcopy(original)
 	return copy
 end
 
-function helper.table_deepcopy(t) -- deep-copy a table
+function helper.table.deepcopy(t) -- deep-copy a table
     if type(t) ~= "table" then return t end
     local meta = getmetatable(t)
     local target = {}
     for k, v in pairs(t) do
         if type(v) == "table" then
-            target[k] = helper.table_deepcopy(v)
+            target[k] = helper.table.deepcopy(v)
         else
             target[k] = v
         end
@@ -155,6 +173,16 @@ function helper.table_deepcopy(t) -- deep-copy a table
     return target
 end
 
+function helper.table.shuffle(t) -- suffles numeric indices
+    local len, random = #t, math.random
+    for i = len, 2, -1 do
+        local j = random(1, i)
+        t[i], t[j] = t[j], t[i]
+    end
+    return t
+end
+
+
 --Strings
 
 function helper.string.split(inputstr, sep)
diff --git a/mods/nodez/textures/nodez_limestone.png b/mods/nodez/textures/nodez_limestone.png
new file mode 100644
index 0000000..9615150
Binary files /dev/null and b/mods/nodez/textures/nodez_limestone.png differ
diff --git a/mods/nodez/textures/nodez_mud.png b/mods/nodez/textures/nodez_mud.png
new file mode 100644
index 0000000..eb3bce3
Binary files /dev/null and b/mods/nodez/textures/nodez_mud.png differ
diff --git a/mods/nodez/textures/nodez_silt.png b/mods/nodez/textures/nodez_silt.png
new file mode 100644
index 0000000..45ef9e2
Binary files /dev/null and b/mods/nodez/textures/nodez_silt.png differ
diff --git a/mods/nodez/textures/nodez_silt_with_grass_side.png b/mods/nodez/textures/nodez_silt_with_grass_side.png
new file mode 100644
index 0000000..e1ade1c
Binary files /dev/null and b/mods/nodez/textures/nodez_silt_with_grass_side.png differ
diff --git a/mods/nodez/textures/nodez_swamp_grass.png b/mods/nodez/textures/nodez_swamp_grass.png
new file mode 100644
index 0000000..b4ae724
Binary files /dev/null and b/mods/nodez/textures/nodez_swamp_grass.png differ
diff --git a/mods/nodez/textures/nodez_water_animated.xcf b/mods/nodez/textures/nodez_water_animated.xcf
new file mode 100644
index 0000000..009fa1c
Binary files /dev/null and b/mods/nodez/textures/nodez_water_animated.xcf differ
diff --git a/mods/sound/init.lua b/mods/sound/init.lua
index 1c84c36..d4c7248 100644
--- a/mods/sound/init.lua
+++ b/mods/sound/init.lua
@@ -6,7 +6,7 @@ sound = {}
 
 local DEFAULT_MAX_HEAR_DISTANCE = 5
 
-function sound.play(dest_type, dest, soundfile, max_hear_distance)
+function sound.play(dest_type, dest, soundfile, max_hear_distance, gain)
 	if dest_type == "object" then
 		minetest.sound_play(soundfile, {object = dest, gain = 0.5, max_hear_distance = max_hear_distance or DEFAULT_MAX_HEAR_DISTANCE,})
 	 elseif dest_type == "player" then
@@ -14,7 +14,7 @@ function sound.play(dest_type, dest, soundfile, max_hear_distance)
 		--minetest.chat_send_player("singleplayer", player_name..tostring(max_hear_distance))
 		minetest.sound_play(soundfile, {to_player = player_name, gain = 0.5})
 	 elseif dest_type == "pos" then
-		minetest.sound_play(soundfile, {pos = dest, gain = 0.5, max_hear_distance = max_hear_distance or DEFAULT_MAX_HEAR_DISTANCE,})
+		minetest.sound_play(soundfile, {pos = dest, gain = gain or 0.5, max_hear_distance = max_hear_distance or DEFAULT_MAX_HEAR_DISTANCE,})
 	end
 end
 
diff --git a/mods/treez/api.lua b/mods/treez/api.lua
index e2f2e87..49a8791 100644
--- a/mods/treez/api.lua
+++ b/mods/treez/api.lua
@@ -130,6 +130,7 @@ function treez.register_tree(name, def)
 		},
 		groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
 		paramtype2 = "facedir",
+		place_param2 = 1,
 		is_ground_content = false,
 		sounds = sound.wood(),
 		on_place = minetest.rotate_node,
@@ -140,7 +141,7 @@ function treez.register_tree(name, def)
 		description = S("@1 Wood", S(def.description)),
 		tiles = {"treez_"..name.."_wood.png"},
 		paramtype2 = "facedir",
-		place_param2 = 0,
+		place_param2 = 1,
 		is_ground_content = false,
 		groups = {wood = 1, planks = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 3, build=1},
 		sounds = sound.wood(),
@@ -152,6 +153,7 @@ function treez.register_tree(name, def)
 		drawtype = "allfaces_optional",
 		tiles = {"treez_"..name.."_leaves.png"},
 		paramtype = "light",
+		place_param2 = 1,
 		walkable = true,
 		waving = 1,
 		groups = {snappy = 3, leafdecay = 3, leaves = 1, flammable = 2},
diff --git a/mods/treez/textures/treez_aspen_leaves.png b/mods/treez/textures/treez_aspen_leaves.png
new file mode 100644
index 0000000..73062a8
Binary files /dev/null and b/mods/treez/textures/treez_aspen_leaves.png differ
diff --git a/mods/wikiz/init.lua b/mods/wikiz/init.lua
index d37b7b5..36d6854 100644
--- a/mods/wikiz/init.lua
+++ b/mods/wikiz/init.lua
@@ -1,4 +1,4 @@
-wwikiz = {}
+wikiz = {}
 
 local modname = minetest.get_current_modname()
 local S = minetest.get_translator(modname)
@@ -200,7 +200,8 @@ local function create_form(player)
 	return [[
 		image_button[0,0;1,1;;btn_build;]]..S("Build")..[[;;]
 		image_button[1,0;1,1;;btn_deco;]]..S("Deco")..[[;;]
-		image_button[2,0;1,1;;btn_food;]]..S("Food")..[[;;]
+		image_button[2,0;1,0.5;;btn_food;]]..S("Food")..[[;;]
+		image_button[2,0.5;1,0.5;;btn_farming;]]..S("Farming")..[[;;]
 		image_button[3,0;1,1;;btn_ore;]]..S("Ores")..[[;;]
 		image_button[4,0;1,1;;btn_pottery;]]..S("Pottery")..[[;;]
 		image_button[5,0;1,1;;btn_tool;]]..S("Tools")..[[;;]
@@ -208,6 +209,7 @@ local function create_form(player)
 		image_button[7,0;1,1;;btn_weapon;]]..S("Weapons")..[[;;]
 		]]..(context.recipes or "")..[[
 		]]..(context.crafts or "")..[[
+		]]..(context.info or "")..[[
 	]]
 end
 
@@ -223,6 +225,30 @@ local function get_crafts(group)
 	return crafts
 end
 
+local function compose_info(lines)
+	local text = ""
+	for _, line in ipairs(lines) do
+		text = text.."-".." "..S(line).."\n"
+	end
+	return text
+end
+
+local info = {
+	farming = compose_info({
+		"Plow the soil with a hoe.",
+		"Plant seeds.",
+		"Seeds are obtained by collecting grass or sunflower seeds.",
+		"Wait for them to grow.",
+		"Mushrooms also spread if you plant them."
+	})
+}
+
+local function get_info(group)
+	return [[
+		textarea[0.5,2;8,5;;;]]..info[group]..[[]
+	]]
+end
+
 local crafts_cache = {}
 
 sfinv.register_page("wiki", {
@@ -256,7 +282,7 @@ sfinv.register_page("wiki", {
 					end
 					_context.recipes = render_recipes(_context.item_name, _context.recipe_no)
 				else
-					local group
+					local group, crafts
 					if not _context.craft_page then
 						_context.craft_page = 1
 					end
@@ -267,19 +293,30 @@ sfinv.register_page("wiki", {
 							_context.craft_page = _context.craft_page + 1
 						end
 						group = _context.group
+						crafts = true
 					else
 						group = string.sub(key, 5, string.len(key))
-						_context.group = group
-						_context.craft_page = 1
-					end
-					local crafts
-					if crafts_cache[group] then
-						crafts = crafts_cache[group]
-					else
-						crafts = get_crafts(group)
+						if group == "farming" then
+							_context.info = get_info(group)
+							_context.crafts = ""
+							_context.recipes = ""
+							crafts = false
+						else
+							_context.group = group
+							_context.craft_page = 1
+							crafts = true
+						end
 					end
 					if crafts then
-						_context.crafts = render_crafts(crafts, _context.craft_page)
+						_context.info = ""
+						if crafts_cache[group] then
+							crafts = crafts_cache[group]
+						else
+							crafts = get_crafts(group)
+						end
+						if crafts then
+							_context.crafts = render_crafts(crafts, _context.craft_page)
+						end
 					end
 				end
 			end
diff --git a/mods/wikiz/locale/wikiz.es.tr b/mods/wikiz/locale/wikiz.es.tr
index 706703c..f3e7854 100644
--- a/mods/wikiz/locale/wikiz.es.tr
+++ b/mods/wikiz/locale/wikiz.es.tr
@@ -4,6 +4,7 @@ cooking=hornear
 Deco=Deco
 dirt=tierra
 empty=vacío
+Farming=Cultivo
 Food=Comida
 group:=grupo:
 ordered=ordenado
@@ -18,3 +19,9 @@ unordered=desordenado
 Vessels=Envases
 water=agua
 Weapons=Armas
+#Info Farming
+Plow the soil with a hoe.=Ara la tierra con una azada.
+Plant seeds.=Planta semillas.
+Seeds are obtained by collecting grass or sunflower seeds.=Obtén semillas recolectando hierba o de los girasoles.
+Wait for them to grow.=Espera a que crezcan.
+Mushrooms also spread if you plant them.=Los hongos también se expanden si los plantas.