diff --git a/world/src/all.rs b/world/src/all.rs
index 3020c4711f..d3a37c27dc 100644
--- a/world/src/all.rs
+++ b/world/src/all.rs
@@ -4,6 +4,6 @@ pub enum ForestKind {
     Savannah,
     Oak,
     Pine,
-    // SnowPine,
+    Birch,
     Mangrove,
 }
diff --git a/world/src/layer/tree.rs b/world/src/layer/tree.rs
index 1ff70b4815..9228646ba2 100644
--- a/world/src/layer/tree.rs
+++ b/world/src/layer/tree.rs
@@ -71,15 +71,11 @@ pub fn apply_trees_to(canvas: &mut Canvas) {
                             match col.forest_kind {
                                 ForestKind::Oak if QUIRKY_RAND.get(seed) % 16 == 7 => &OAK_STUMPS,
                                 ForestKind::Oak if QUIRKY_RAND.get(seed) % 19 == 7 => &FRUIT_TREES,
-                                ForestKind::Oak | ForestKind::Pine
-                                    if QUIRKY_RAND.get(seed) % 14 == 7 =>
-                                {
-                                    &BIRCHES
-                                },
                                 ForestKind::Palm => &PALMS,
                                 ForestKind::Savannah => &ACACIAS,
                                 ForestKind::Oak => &OAKS,
                                 ForestKind::Pine => &PINES,
+                                ForestKind::Birch => &BIRCHES,
                                 ForestKind::Mangrove => &MANGROVE_TREES,
                             }
                         };
diff --git a/world/src/sim/mod.rs b/world/src/sim/mod.rs
index 8a9383e7c2..e099bde409 100644
--- a/world/src/sim/mod.rs
+++ b/world/src/sim/mod.rs
@@ -2213,7 +2213,7 @@ impl SimChunk {
                     (
                         ForestKind::Palm,
                         (CONFIG.desert_hum, 1.5),
-                        (CONFIG.tropical_temp, 0.5),
+                        (CONFIG.tropical_temp, 1.5),
                         (1.0, 2.0),
                     ),
                     (
@@ -2236,10 +2236,16 @@ impl SimChunk {
                     ),
                     (
                         ForestKind::Pine,
-                        (CONFIG.desert_hum, 2.0),
+                        (CONFIG.forest_hum, 1.25),
                         (CONFIG.snow_temp, 2.5),
                         (0.0, 1.0),
                     ),
+                    (
+                        ForestKind::Birch,
+                        (CONFIG.desert_hum, 1.5),
+                        (CONFIG.temperate_temp, 1.5),
+                        (0.0, 1.0),
+                    ),
                 ];
 
                 candidates