About: http://webisa.webdatacommons.org/117643851

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I have no personal experience with Hairgrass (not enough light in my tanks for this so I do not try:-)) but if it is anything like other plants (and I am sure it is) the leaves once they begin to deteriorate will never recover.
http://www.w3.org/ns/prov#wasQuotedFrom	tropicalfishkeeping.com