diff --git a/mosfet/bot.py b/mosfet/bot.py
index 2b77a85..ef58d39 100644
--- a/mosfet/bot.py
+++ b/mosfet/bot.py
@@ -26,7 +26,6 @@ from munch import Munch
 
 from mosfet import blocks
 from mosfet import game
-from mosfet import world
 from mosfet import items
 from mosfet import job
 from mosfet import mcdata
@@ -35,6 +34,7 @@ from mosfet import path
 from mosfet import print_help
 from mosfet import utils
 from mosfet import vector
+from mosfet import world
 
 for module in [
     blocks,
@@ -47,6 +47,7 @@ for module in [
     print_help,
     utils,
     vector,
+    world,
 ]:
     importlib.reload(module)
 
diff --git a/mosfet/jobs/gather_crop.py b/mosfet/jobs/gather_crop.py
index c643015..c0d3662 100644
--- a/mosfet/jobs/gather_crop.py
+++ b/mosfet/jobs/gather_crop.py
@@ -35,8 +35,7 @@ class GatherCropStates:
             blocks.MATURE_BEETROOT_ID,
         ]
 
-        for crop in w.find_blocks_3d(p, mature_crops, 50, 20):
-            print('Found crop:', crop)
+        for crop in w.find_blocks_3d(p, mature_crops, 50, 20, True):
             if crop not in self.bad_crops:
                 break
         else: # for
@@ -44,6 +43,7 @@ class GatherCropStates:
             self.state = self.cleanup
             return
 
+        print('Found crop:', crop)
         self.crop = crop
         self.type_id = w.block_at(*crop)
         self.state = self.nav_to_crop
@@ -55,10 +55,12 @@ class GatherCropStates:
         navpath = w.path_to_place(p, self.crop)
 
         if navpath:
+            print('Going to crop', self.crop)
             self.g.path = navpath
             self.g.look_at = utils.padd(self.crop, path.BLOCK_BELOW)
             self.state = self.going_to_crop
         else:
+            print('Cant get to it, blacklisting')
             self.bad_crops.append(self.crop)
             self.wait_time = 0.5
             self.state = self.wait_to_restart
diff --git a/mosfet/jobs/gather_wart.py b/mosfet/jobs/gather_wart.py
index 827c18c..e552ec5 100644
--- a/mosfet/jobs/gather_wart.py
+++ b/mosfet/jobs/gather_wart.py
@@ -29,8 +29,7 @@ class GatherWartStates:
         p = utils.pint(self.g.pos)
 
         mature_wart = max(blocks.NETHERWART_IDS)
-        for wart in w.find_blocks_3d(p, [mature_wart], 50, 20):
-            print('Found wart:', wart)
+        for wart in w.find_blocks_3d(p, [mature_wart], 50, 20, True):
             if wart not in self.bad_warts:
                 break
         else: # for
@@ -38,6 +37,7 @@ class GatherWartStates:
             self.state = self.cleanup
             return
 
+        print('Found wart:', wart)
         self.wart = wart
         self.state = self.nav_to_wart
 
@@ -48,11 +48,21 @@ class GatherWartStates:
         navpath = w.path_to_place(p, self.wart)
 
         if navpath:
+            print('Going to wart', self.crop)
             self.g.path = navpath
             self.g.look_at = utils.padd(self.wart, path.BLOCK_BELOW)
             self.state = self.going_to_wart
         else:
+            print('Cant get to it, blacklisting')
             self.bad_warts.append(wart)
+            self.wait_time = 0.5
+            self.state = self.wait_to_restart
+
+    def wait_to_restart(self):
+        # prevent timeouts
+        if self.wait_time > 0:
+            self.wait_time -= utils.TICK
+        else:
             self.state = self.find_new_wart
 
     def going_to_wart(self):
diff --git a/mosfet/utils.py b/mosfet/utils.py
index 48e3130..ba04f87 100644
--- a/mosfet/utils.py
+++ b/mosfet/utils.py
@@ -133,49 +133,32 @@ def search_2d(distance=0):
         visited.add(cur)
         yield cur
 
-def search_3d(distance=0, y_limit=0):
-    def get_neighbors(x,y,z):
-        return [
-            (x+1, y+1, z+0),
-            (x+1, y-1, z+0),
-            (x+1, y+1, z+1),
-            (x+1, y+0, z+1),
-            (x+1, y-1, z+1),
-            (x+1, y+1, z-1),
-            (x+1, y+0, z-1),
-            (x+1, y-1, z-1),
-            (x+1, y+0, z+0),
-            (x+0, y+1, z+0),
-            (x+0, y-1, z+0),
-            (x+0, y+1, z+1),
-            (x+0, y+0, z+1),
-            (x+0, y-1, z+1),
-            (x+0, y+1, z-1),
-            (x+0, y+0, z-1),
-            (x+0, y-1, z-1),
-            (x-1, y+1, z+0),
-            (x-1, y-1, z+0),
-            (x-1, y+1, z+1),
-            (x-1, y+0, z+1),
-            (x-1, y-1, z+1),
-            (x-1, y+1, z-1),
-            (x-1, y+0, z-1),
-            (x-1, y-1, z-1),
-            (x-1, y+0, z+0),
-        ]
-
-    to_visit = collections.deque([(0, 0, 0)])
-    visited = set()
-
-    while to_visit:
-        cur = to_visit.pop()
-        if cur in visited:
-            continue
-        if y_limit and abs(cur[1]) > y_limit:
-            continue
-        if distance and hypot(*cur) > distance:
-            continue
-        for neighbor in get_neighbors(*cur):
-            to_visit.appendleft(neighbor)
-        visited.add(cur)
-        yield cur
+def get_neighbors_3d(x,y,z):
+    return [
+        #(x+1, y+1, z+0),
+        #(x+1, y-1, z+0),
+        #(x+1, y+1, z+1),
+        #(x+1, y+0, z+1),
+        #(x+1, y-1, z+1),
+        #(x+1, y+1, z-1),
+        #(x+1, y+0, z-1),
+        #(x+1, y-1, z-1),
+        (x+1, y+0, z+0),
+        (x+0, y+1, z+0),
+        (x+0, y-1, z+0),
+        #(x+0, y+1, z+1),
+        (x+0, y+0, z+1),
+        #(x+0, y-1, z+1),
+        #(x+0, y+1, z-1),
+        (x+0, y+0, z-1),
+        #(x+0, y-1, z-1),
+        #(x-1, y+1, z+0),
+        #(x-1, y-1, z+0),
+        #(x-1, y+1, z+1),
+        #(x-1, y+0, z+1),
+        #(x-1, y-1, z+1),
+        #(x-1, y+1, z-1),
+        #(x-1, y+0, z-1),
+        #(x-1, y-1, z-1),
+        (x-1, y+0, z+0),
+    ]
diff --git a/mosfet/world.py b/mosfet/world.py
index 4612fb9..4db6ae8 100644
--- a/mosfet/world.py
+++ b/mosfet/world.py
@@ -1,3 +1,4 @@
+import collections
 import re
 import time
 import random
@@ -24,9 +25,27 @@ class World:
                 return False
         return True
 
-    def find_blocks_3d(self, center, block_ids, distance=0, y_limit=0):
-        for offset in utils.search_3d(distance, y_limit):
-            check = utils.padd(center, offset)
+    def find_blocks_3d(self, center, block_ids, distance=0, y_limit=0, thru_air=False):
+        to_visit = collections.deque([(0, 0, 0)])
+        visited = set()
+
+        while to_visit:
+            cur = to_visit.pop()
+            if cur in visited:
+                continue
+            if y_limit and abs(cur[1]) > y_limit:
+                continue
+            if distance and hypot(*cur) > distance:
+                continue
+
+            check = utils.padd(center, cur)
+
+            if not thru_air or self.block_at(*check) in blocks.NON_SOLID_IDS:
+                for neighbor in utils.get_neighbors_3d(*cur):
+                    to_visit.appendleft(neighbor)
+
+            visited.add(cur)
+
             if self.block_at(*check) in block_ids:
                 yield check