diff --git a/android/assets/themes/spring.theme b/android/assets/themes/spring.theme
new file mode 100644
index 0000000..7a67d97
--- /dev/null
+++ b/android/assets/themes/spring.theme
@@ -0,0 +1,26 @@
+{
+  "name": "Spring",
+  "price": 50,
+  "colors": {
+    "background": "caf597ff",
+    "foreground": "e4ffe4ff",
+    "buttons": [
+      "2bbd48ff",
+      "67ff00ff",
+      "3fc200ff",
+      "72eb2cff"
+    ],
+    "empty_cell": "9bdb7dff",
+    "cells": [
+      "1edd00ff", "7cd71fff", "9adf0dff",
+      "18d808ff", "3ab616ff", "6cd814ff", "3eca0eff",
+      "1ebe32ff", "44e17eff"
+    ],
+    "current_score": "d77c10ff",
+    "high_score": "ff3400ff",
+    "bonus": "00800cff",
+    "band": "57ff46ff",
+    "text": "1f5a00ff"
+  },
+  "cell_texture": "grass.png"
+}
diff --git a/android/assets/themes/theme.list b/android/assets/themes/theme.list
index 4c026ff..b77b73d 100644
--- a/android/assets/themes/theme.list
+++ b/android/assets/themes/theme.list
@@ -2,6 +2,7 @@ default
 dark
 darcula
 winter
+spring
 solarized-light
 solarized-dark
 underwater
diff --git a/android/assets/ui/x0.75/cells/grass.png b/android/assets/ui/x0.75/cells/grass.png
new file mode 100644
index 0000000..a99f965
Binary files /dev/null and b/android/assets/ui/x0.75/cells/grass.png differ
diff --git a/android/assets/ui/x1.0/cells/grass.png b/android/assets/ui/x1.0/cells/grass.png
new file mode 100644
index 0000000..67862c1
Binary files /dev/null and b/android/assets/ui/x1.0/cells/grass.png differ
diff --git a/android/assets/ui/x1.25/cells/grass.png b/android/assets/ui/x1.25/cells/grass.png
new file mode 100644
index 0000000..fc54fd2
Binary files /dev/null and b/android/assets/ui/x1.25/cells/grass.png differ
diff --git a/android/assets/ui/x1.5/cells/grass.png b/android/assets/ui/x1.5/cells/grass.png
new file mode 100644
index 0000000..0a9c57f
Binary files /dev/null and b/android/assets/ui/x1.5/cells/grass.png differ
diff --git a/android/assets/ui/x2.0/cells/grass.png b/android/assets/ui/x2.0/cells/grass.png
new file mode 100644
index 0000000..b04e7f6
Binary files /dev/null and b/android/assets/ui/x2.0/cells/grass.png differ
diff --git a/android/assets/ui/x4.0/cells/grass.png b/android/assets/ui/x4.0/cells/grass.png
new file mode 100644
index 0000000..30abb2c
Binary files /dev/null and b/android/assets/ui/x4.0/cells/grass.png differ
diff --git a/original-resources/buttons.svg b/original-resources/buttons.svg
index 0111607..fed9713 100644
--- a/original-resources/buttons.svg
+++ b/original-resources/buttons.svg
@@ -19,6 +19,18 @@
    sodipodi:docname="buttons.svg">
   <defs
      id="defs4">
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient1090">
+      <stop
+         style="stop-color:#ffffff;stop-opacity:1;"
+         offset="0"
+         id="stop1086" />
+      <stop
+         style="stop-color:#ffffff;stop-opacity:0;"
+         offset="1"
+         id="stop1088" />
+    </linearGradient>
     <linearGradient
        inkscape:collect="always"
        id="linearGradient4666">
@@ -144,6 +156,16 @@
        r="17.166115"
        gradientTransform="matrix(1.3089405,0.20493947,-0.2507187,1.6013308,145.62096,-521.43256)"
        gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient1090"
+       id="linearGradient1092"
+       x1="82.255859"
+       y1="685.7854"
+       x2="82.255859"
+       y2="690.52289"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(-1.5466308e-7,0.21991387)" />
   </defs>
   <sodipodi:namedview
      id="base"
@@ -152,9 +174,9 @@
      borderopacity="1"
      inkscape:pageopacity="0"
      inkscape:pageshadow="2"
-     inkscape:zoom="0.70710678"
-     inkscape:cx="262.74365"
-     inkscape:cy="334.23276"
+     inkscape:zoom="2"
+     inkscape:cx="193.88793"
+     inkscape:cy="358.589"
      inkscape:document-units="px"
      inkscape:current-layer="layer1"
      showgrid="false"
@@ -165,7 +187,8 @@
      inkscape:window-maximized="1"
      showguides="true"
      inkscape:guide-bbox="true"
-     units="px">
+     units="px"
+     inkscape:lockguides="true">
     <inkscape:grid
        type="xygrid"
        id="grid4248"
@@ -1373,5 +1396,22 @@
         </g>
       </g>
     </g>
+    <g
+       id="grass">
+      <rect
+         ry="0"
+         y="644.8277"
+         x="58.313442"
+         height="48.000942"
+         width="48.000942"
+         id="rect1022"
+         style="opacity:1;fill:none;fill-opacity:1;stroke:none;stroke-width:0.30000588;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="cscscscscscscscscccsscscscsscc"
+         inkscape:connector-curvature="0"
+         id="path1084"
+         d="m 61.07301,691.12896 c 0,0 1.417743,-10.26345 1.319027,-15.42191 -0.121255,-6.33624 -2.34375,-18.86718 -2.34375,-18.86718 0,0 2.199859,1.06374 2.929688,1.99218 2.887606,3.67342 4.921875,13.125 4.921875,13.125 0,0 -2.707098,-11.4313 -2.460937,-17.22656 0.110585,-2.60345 1.757812,-7.61719 1.757812,-7.61719 0,0 1.13805,5.00817 1.757813,7.5 1.481894,5.95813 4.6875,17.8125 4.6875,17.8125 0,0 2.176056,-6.79209 2.578125,-10.3125 0.505389,-4.42504 -0.234375,-13.35937 -0.234375,-13.35937 0,0 3.486119,5.87716 4.335938,9.14062 1.331859,5.11458 1.054687,15.82032 1.054687,15.82032 0,0 1.235698,-2.51192 1.523438,-3.86719 1.128698,-5.31625 0.703125,-16.28906 0.703125,-16.28906 0,0 4.051923,8.92291 4.6875,13.71093 0.314225,2.36717 -0.46875,7.14844 -0.46875,7.14844 l 3.171387,-6.01318 -0.710449,5.42724 c 0,0 1.543029,-3.44884 1.992187,-5.27343 1.232267,-5.00577 0.05513,-10.52826 1.875001,-15.35157 0.952388,-2.52416 4.570312,-6.67968 4.570312,-6.67968 0,0 -0.532053,5.38409 -0.585937,8.08593 -0.120011,6.0176 0.585937,18.04688 0.585937,18.04688 0,0 0.02446,-7.95938 1.406256,-11.60156 0.92629,-2.44155 4.45312,-6.44532 4.45312,-6.44532 0,0 -1.50912,6.59851 -1.75781,9.96094 -0.31993,4.32571 0.0863,8.67841 0.35156,13.00781 0.27596,4.50425 1.28906,13.47657 1.28906,13.47657 z"
+         style="fill:url(#linearGradient1092);fill-opacity:1;stroke:none;stroke-width:0.93750006px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+    </g>
   </g>
 </svg>
diff --git a/original-resources/gen-ui-png.py b/original-resources/gen-ui-png.py
index 8b64f41..13bebd5 100755
--- a/original-resources/gen-ui-png.py
+++ b/original-resources/gen-ui-png.py
@@ -44,7 +44,8 @@ cells = [
     'bubble',
     'ghost',
     'drop',
-    'snowflake'
+    'snowflake',
+    'grass'
 ]
 
 inkscape_default_dpi = 90