Getting married overseas is never a problem, most flowers that are commonly used in wedding bouquets are allowed through Australian customs & quarantine. You can check if your particular flowers meet the requirements at these websites below. http://apps.daff.gov.au/icon32/asp/ex_casecontent.asp?intNodeId=9025088&intCommodityId=28017&Types=none&WhichQuery=Go+to+full+text&intSearch=1&LogSessionID=0 http://apps.daff.gov.au/icon32/asp/ex_casecontent.asp?intNodeId=9025099&intCommodityId=28016&Types=none&WhichQu