diff --git a/crop_rot/src/model.rs b/crop_rot/src/model.rs
index f1c066f..3961ce0 100644
--- a/crop_rot/src/model.rs
+++ b/crop_rot/src/model.rs
@@ -54,7 +54,7 @@ impl Harvestable for Field {
         match self.wilted {
             false => {
                 self.wilted = true;
-                Ok(self.t1_seeds as f64 * config.seed_lifeforce.t1 + self.t2_seeds as f64 * config.seed_lifeforce.t2 + self.t3_seeds as f64 * config.seed_lifeforce.t3 + self.t4_seeds as f64 * config.seed_lifeforce.t4)
+                Ok((self.t1_seeds as f64 * config.seed_lifeforce.t1 + self.t2_seeds as f64 * config.seed_lifeforce.t2 + self.t3_seeds as f64 * config.seed_lifeforce.t3 + self.t4_seeds as f64 * config.seed_lifeforce.t4) * config.lifeforce_value.from_color(&self.color))
             },
             true => Err("cannot harvest wilted crop")
         }