diff --git a/crops/eggplant.lua b/crops/eggplant.lua
index 6a177a7..4c23dd5 100644
--- a/crops/eggplant.lua
+++ b/crops/eggplant.lua
@@ -77,7 +77,7 @@ core.register_node("farming:eggplant_4", table.copy(def))
 farming.registered_plants["farming:eggplant"] = {
 	crop = "farming:eggplant",
 	seed = "farming:eggplant",
-	minlight = 7,
+	minlight = farming.min_light,
 	maxlight = farming.max_light,
 	steps = 4
 }
diff --git a/crops/ginger.lua b/crops/ginger.lua
index 60a4ddd..da749fd 100644
--- a/crops/ginger.lua
+++ b/crops/ginger.lua
@@ -23,7 +23,7 @@ local def = {
 	drawtype = "plantlike",
 	tiles = {"farming_ginger_1.png"},
 	paramtype = "light",
-	sunlight_propagates = true,
+	sunlight_propagates = true, minlight = 5,
 	walkable = false,
 	buildable_to = true,
 	drop = "",
@@ -78,7 +78,7 @@ farming.registered_plants["farming:ginger"] = {
 	crop = "farming:ginger",
 	seed = "farming:ginger",
 	minlight = 5,
-	maxlight = core.LIGHT_MAX,
+	maxlight = farming.max_light,
 	steps = 4
 }
 
diff --git a/crops/parsley.lua b/crops/parsley.lua
index f010b84..4480237 100644
--- a/crops/parsley.lua
+++ b/crops/parsley.lua
@@ -66,8 +66,8 @@ core.register_node("farming:parsley_3", table.copy(def))
 farming.registered_plants["farming:parsley"] = {
 	crop = "farming:parsley",
 	seed = "farming:parsley",
-	minlight = 13,
-	maxlight = 15,
+	minlight = farming.min_light,
+	maxlight = farming.max_light,
 	steps = 3
 }
 
diff --git a/crops/spinach.lua b/crops/spinach.lua
index 9c4ebfc..b54be2e 100644
--- a/crops/spinach.lua
+++ b/crops/spinach.lua
@@ -78,7 +78,7 @@ core.register_node("farming:spinach_4", table.copy(def))
 farming.registered_plants["farming:spinach"] = {
 	crop = "farming:spinach",
 	seed = "farming:spinach",
-	minlight = 7,
+	minlight = farming.min_light,
 	maxlight = farming.max_light,
 	steps = 4
 }
diff --git a/crops/sunflower.lua b/crops/sunflower.lua
index f2a1662..2e59af6 100644
--- a/crops/sunflower.lua
+++ b/crops/sunflower.lua
@@ -55,7 +55,7 @@ local def = {
 	drawtype = "plantlike",
 	tiles = {"farming_sunflower_1.png"},
 	paramtype = "light",
-	sunlight_propagates = true,
+	sunlight_propagates = true, minlight = 14,
 	walkable = false,
 	buildable_to = true,
 	drop = "",