I don't think A.belladonna will smother the oxalis better to kill the Oxalis first I prefer transplanting just after they start growing they regrow faster Roland 2012/7/23 Gastil <marygastil@yahoo.com>: as long as they make piles of thick dark leaves to smother the Oxalis. -- R de Boer La Maugardiere 1 F 27260 EPAIGNES FRANCE Phone./Fax 0033-232-576-204 Email: bulborum@gmail.com