diff --git a/actions_register.lua b/actions_register.lua
index 3c64df2..83d1644 100644
--- a/actions_register.lua
+++ b/actions_register.lua
@@ -536,22 +536,6 @@ farming.dig_by_tool = function(itemstack, user, pointed_thing, uses)
 end
 
 -- generate "seed" out of harvest and trellis
-farming.trellis_seed = function(gdef)
-	if gdef.seed_name == nil then
-		return
-	end
-	if gdef.harvest_name == nil then
-		return
-	end
-	
-	minetest.register_craft({
-	type = "shapeless",
-	output = gdef.seed_name.." 1",
-	recipe = {
-		farming.modname..":trellis",gdef.harvest_name
-	},
-  })
-end
 
 -- function for using billhook on punchable fruits
 -- add wear to billhook and give player by change one more fruit
diff --git a/crops.txt b/crops.txt
index 50bd3ef..2425cae 100644
--- a/crops.txt
+++ b/crops.txt
@@ -12,9 +12,9 @@ cotton,1,,10,8,,,,,1,1,,,,1,,,,1,,,,,,3,,2,45,90,20,,,,12,,,,,,,,,,,
 culturewheat,1,,100,4,4,,1,,1,1,,,2,2,,,,1,,1,3,,1,3,,2,25,,40,,,,10,,,,,,100,farming:straw,,,farming:flour,farming:grain_roasted
 flax,,,10,7,,,,,1,1,,,,1,,,,1,,,,,,3,,,25,,30,,,,,,,,,,,farming:flaw,,,,
 garlic,,,10,5,,1,,1,,1,,,,,,,,,,,3,,,3,,,,,,,,,,,,,,,,,,,,
-grapes,,,10,8,,2,1,,,1,,1,,1,,,,,1,,,,,3,,3,,,,,,,,,,,,,,,,farming:wildgrapes_seed,,
+grapes,,,10,8,,2,1,,,1,,1,,1,,,,,1,,,,,3,,3,,,,,,,,,,,,,,,,farming:seed_wildgrapes,,
 hemp,1,,10,8,,,,,1,,,,,,,,,1,,,,,,3,,2,,120,,,,,8,,,,1E-05,9,,farming:hemp_fibre,,,,
-hop,1,,10,7,,1,1,,,1,,1,2,2,,,,,1,,4,,,3,,,,,,,,,,,,,,,,,,farming:wildhop_seed,,
+hop,1,,10,7,,1,1,,,1,,1,2,2,,,,,1,,4,,,3,,,,,,,,,,,,,,,,,,farming:seed_wildhop,,
 mustard,1,,10,5,,,,,,,,,,1,,,,,,,,2,,3,,,,,,,,,,,,,,,,,,,,
 potato,1,,10,4,4,2,,,,1,,,2,1,,,,,,,4,1,,3,,,,,,,,,,,,,,,,,,,,farming:potato_baked
 raspberry,1,,10,4,,1,,,,,1,1,1,,,,,,,,,,,3,1,5,,,,,,,9,,,,,,,,,,,
diff --git a/nodes_register.lua b/nodes_register.lua
index ab35a4b..0781597 100644
--- a/nodes_register.lua
+++ b/nodes_register.lua
@@ -99,6 +99,7 @@ farming.register_plant = function(def)
 
 	farming.register_steps(def)
 	
+	-- crops, which should be cultured, does not randomly appear on the field
 	if (not def.groups["to_culture"]) then
 		local edef=def
 		local spread_def={name=def.step_name.."_1",
@@ -114,6 +115,8 @@ farming.register_plant = function(def)
       farming.register_infect(def)
     end
     
+    -- if defined special roast, grind item or seed to drop,
+    -- check if the item already exist. when not than register it.
     for _,it in ipairs({"roast","grind","seed_drop"}) do
 		if def[it] ~= nil then
 			if minetest.registered_craftitems[def[it]] == nil then
@@ -121,6 +124,7 @@ farming.register_plant = function(def)
 			end
 		end
 	end
+
     if def.groups["use_flail"] then
 		def.straw_name="farming:straw"
 		if def.straw then
@@ -128,15 +132,20 @@ farming.register_plant = function(def)
 		end
 		farming.craft_seed(def)
     end
+
     if def.groups["use_trellis"] then
 		farming.trellis_seed(def)
+		print(dump(def))
     end
+
     if def.groups["seed_grindable"] then
 		farming.register_grind(def)
     end
+
     if def.groups["seed_roastable"] then
 		farming.register_roast(def)
     end
+
     if def.groups["for_coffee"] then
 		farming.register_coffee(def)
     end
@@ -587,6 +596,23 @@ function farming.register_grind(rdef)
 --	print("time register grind "..1000*(os.clock()-starttime))
 end
 
+farming.trellis_seed = function(gdef)
+	if gdef.seed_name == nil then
+		return
+	end
+	if gdef.harvest_name == nil then
+		return
+	end
+	
+	minetest.register_craft({
+	type = "shapeless",
+	output = gdef.seed_name.." 1",
+	recipe = {
+		farming.modname..":trellis",gdef.harvest_name
+	},
+  })
+end
+
 --	local starttime=os.clock()
 --	print("time define infect "..1000*(os.clock()-starttime))