diff --git a/common/traits/plant.trait.js b/common/traits/plant.trait.js
index bf56d42..96ff62c 100644
--- a/common/traits/plant.trait.js
+++ b/common/traits/plant.trait.js
@@ -68,6 +68,9 @@ export class Plant extends decorate(Trait) {
       growToNextStage: () => {
         const growthStage = this.entity.growthStage;
         const stageSpec = this.params.stageSpecs[growthStage];
+        if (!('growAt' in stageSpec)) {
+          return;
+        }
         this.growthElapsed = stageSpec.growAt;
         this.entity.growthStage = growthStage + 1;
       },
@@ -81,8 +84,10 @@ export class Plant extends decorate(Trait) {
       const stageSpec = this.params.stageSpecs[growthStage];
       // TODO variance
       this.growthElapsed += elapsed;
-      if (this.growthElapsed >= stageSpec.growAt) {
-        this.entity.growthStage = growthStage + 1;
+      if ('growAt' in stageSpec) {
+        if (this.growthElapsed >= stageSpec.growAt) {
+          this.entity.growthStage = growthStage + 1;
+        }
       }
     }
   }
diff --git a/resource/tomato-stage-1.png b/resource/tomato-stage-1.png
index 68fae6e..a9f63d1 100644
Binary files a/resource/tomato-stage-1.png and b/resource/tomato-stage-1.png differ
diff --git a/resource/tomato-stage-2.png b/resource/tomato-stage-2.png
index f3fcc5b..81ebda2 100644
Binary files a/resource/tomato-stage-2.png and b/resource/tomato-stage-2.png differ
diff --git a/resource/tomato-stage-3.png b/resource/tomato-stage-3.png
index c05ac6e..4cdb449 100644
Binary files a/resource/tomato-stage-3.png and b/resource/tomato-stage-3.png differ
diff --git a/resource/tomato-stage-4.png b/resource/tomato-stage-4.png
index 78a7113..f7651c6 100644
Binary files a/resource/tomato-stage-4.png and b/resource/tomato-stage-4.png differ
diff --git a/server/fixtures/tomato-plant.entity.js b/server/fixtures/tomato-plant.entity.js
index 47f21b5..c5f5a03 100644
--- a/server/fixtures/tomato-plant.entity.js
+++ b/server/fixtures/tomato-plant.entity.js
@@ -20,22 +20,22 @@ export function tomatoPlantJSON() {
               uri: '/tomato-stage-0.png',
             },
             'stage-1': {
-              offset: [0, 0],
+              offset: [0, 3],
               size: [16, 16],
               uri: '/tomato-stage-1.png',
             },
             'stage-2': {
-              offset: [0, 0],
+              offset: [0, 3],
               size: [16, 16],
               uri: '/tomato-stage-2.png',
             },
             'stage-3': {
-              offset: [0, 0],
+              offset: [0, 3],
               size: [16, 16],
               uri: '/tomato-stage-3.png',
             },
             'stage-4': {
-              offset: [0, 0],
+              offset: [0, 3],
               size: [16, 16],
               uri: '/tomato-stage-4.png',
             },
@@ -46,23 +46,22 @@ export function tomatoPlantJSON() {
         params: {
           stageSpecs: {
             0: {
-              growAt: 20,
+              growAt: 2,
               image: 'initial',
             },
             1: {
-              growAt: 40,
+              growAt: 4,
               image: 'stage-1',
             },
             2: {
-              growAt: 60,
+              growAt: 6,
               image: 'stage-2',
             },
             3: {
-              growAt: 80,
+              growAt: 8,
               image: 'stage-3',
             },
             4: {
-              growAt: 99999999,
               image: 'stage-4',
             },
           }