diff --git a/biomes/lava_sea.lua b/biomes/lava_sea.lua
index 29fa17d..241df31 100644
--- a/biomes/lava_sea.lua
+++ b/biomes/lava_sea.lua
@@ -20,7 +20,7 @@ minetest.register_biome({
 	y_max = dfcaverns.config.level3_min,
 	heat_point = 50,
 	humidity_point = 50,
-	_subterrane_fill_node = c_lava,
-	_subterrane_cave_fill_node = c_lava,
+	_subterrane_fill_node = c_air, -- It's proving tricky to get lava-flooded caves without spilling into forested ones, temporarily disabling until a better solution is found.
+	_subterrane_cave_fill_node = c_air,
 })
 
diff --git a/biomes/level1.lua b/biomes/level1.lua
index 0065735..4450c73 100644
--- a/biomes/level1.lua
+++ b/biomes/level1.lua
@@ -94,11 +94,11 @@ local level_1_wet_floor = function(area, data, ai, vi, bi, param2_data)
 		return
 	end
 
-	if math.random() < 0.25 then
+	if math.random() < 0.5 then
 		data[bi] = c_mossycobble
-		if math.random() < 0.1 then
+		if math.random() < 0.05 then
 			data[vi] = c_dead_fungus
-		elseif math.random() < 0.1 then
+		elseif math.random() < 0.05 then
 			data[vi] = c_cavern_fungi
 		end
 	end	
diff --git a/biomes/level2.lua b/biomes/level2.lua
index 88e68c7..f8fe12a 100644
--- a/biomes/level2.lua
+++ b/biomes/level2.lua
@@ -177,18 +177,20 @@ local level_2_wet_floor = function(area, data, ai, vi, bi, param2_data)
 		return
 	end
 
-	if math.random() < 0.25 then
+	if math.random() < 0.5 then
 		data[bi] = c_mossycobble
-		if math.random() < 0.1 then
+		if math.random() < 0.05 then
 			data[vi] = c_dead_fungus
-		elseif math.random() < 0.1 then
+		elseif math.random() < 0.05 then
 			data[vi] = c_cavern_fungi
 		end
 	end	
 	
 	local drip_rand = subterrane:vertically_consistent_random(vi, area)
 
-	if drip_rand < 0.05 then
+	if drip_rand < 0.001 then
+		subterrane:giant_stalagmite(bi, area, data, 6, 15, c_wet_flowstone, c_wet_flowstone, c_wet_flowstone)
+	elseif drip_rand < 0.05 then
 		local param2 = drip_rand*1000000 - math.floor(drip_rand*1000000/4)*4
 		local height = math.floor(drip_rand/0.05 * 5)		
 		subterrane:stalagmite(vi, area, data, param2_data, param2, height, true)
diff --git a/biomes/level3.lua b/biomes/level3.lua
index 08795bd..2ebb534 100644
--- a/biomes/level3.lua
+++ b/biomes/level3.lua
@@ -9,6 +9,7 @@ local c_water = minetest.get_content_id("default:water_source")
 local c_air = minetest.get_content_id("air")
 local c_stone = minetest.get_content_id("default:stone")
 local c_cobble = minetest.get_content_id("default:cobble")
+local c_mossycobble = minetest.get_content_id("default:mossycobble")
 local c_dirt = minetest.get_content_id("default:dirt")
 local c_sand = minetest.get_content_id("default:sand")
 
@@ -78,20 +79,20 @@ local level_3_wet_floor = function(area, data, ai, vi, bi, param2_data)
 		return
 	end
 
-	if math.random() < 0.25 then
-		data[bi] = c_dirt_moss
-		if math.random() < 0.1 then
+	if math.random() < 0.5 then
+		data[bi] = c_mossycobble
+		if math.random() < 0.05 then
 			data[vi] = c_dead_fungus
-		elseif math.random() < 0.1 then
+		elseif math.random() < 0.05 then
 			data[vi] = c_cavern_fungi
 		end
-	else
-		data[bi] = c_dirt
 	end	
 	
 	local drip_rand = subterrane:vertically_consistent_random(vi, area)
 
-	if drip_rand < 0.05 then
+	if drip_rand < 0.001 then
+		subterrane:giant_stalagmite(bi, area, data, 6, 15, c_wet_flowstone, c_wet_flowstone, c_wet_flowstone)
+	elseif drip_rand < 0.05 then
 		local param2 = drip_rand*1000000 - math.floor(drip_rand*1000000/4)*4
 		local height = math.floor(drip_rand/0.05 * 5)		
 		subterrane:stalagmite(vi, area, data, param2_data, param2, height, true)