How to get more sugar for the Threatened Dreams Quest quest

Question

I've accidentally used the sugar twice with the lemon. How do I get another one?

Answer 1

You can get another cube from the same place after some time. Initially, the timeout was set to 20 hours, but it was shortened during the Test Server to just one hour. 

Answer 2

i think it's a 20hour cooldown. try to harvest tomorrow again

https://tibia.fandom.com/wiki/Sugar_(Quest)