diff --git a/iris.overworld.swamp/biomes/swamp-ocean.json b/iris.overworld.swamp/biomes/swamp-ocean.json
index 74b3afeb..da85724d 100644
--- a/iris.overworld.swamp/biomes/swamp-ocean.json
+++ b/iris.overworld.swamp/biomes/swamp-ocean.json
@@ -53,7 +53,7 @@
     "decorators":[
         {
             "zoom": 20,
-            "chance": 0.4,
+            "chance": 0.1,
             "palette": [
                 "SEAGRASS"
             ],
diff --git a/iris.overworld.tundra/biomes/tundra-redwoods.json b/iris.overworld.tundra/biomes/tundra-redwoods.json
index 8a7fa62e..97699f08 100644
--- a/iris.overworld.tundra/biomes/tundra-redwoods.json
+++ b/iris.overworld.tundra/biomes/tundra-redwoods.json
@@ -204,7 +204,7 @@
         },
         {
             "zoom": 0.3,
-            "chance": 0.00001,
+            "chance": 0.000001,
             "palette": [
                 "CRIMSON_FUNGUS"
             ],
@@ -213,7 +213,7 @@
         },
         {
             "zoom": 0.3,
-            "chance": 0.00001,
+            "chance": 0.000001,
             "palette": [
                 "CRIMSON_ROOTS"
             ],