That is true, sure if it is in a tube, that is way you better change it every few days. (i also do this with the honey (ore sugar) water)
If anyone wants to trade some L asius flavus queens for L asius niger queens with about 5 workers then message me because i got lots off lasius flavus queens :)
You better place this here http://www.antstore.net/viewforum.php?f=156
my lasius flavus queen died for reasons im not sure but now i have 3 new lasius niger queens which i hoe to be successful.
Sithmaster676