It is narrated from Sayyiduna Jabir bin Abdullah, may Allah be pleased with him, that the Messenger of Allah, peace and blessings be upon him, said: There is no zakat on silver less than five uqiyahs, no zakat on crops less than five wasqs, and no zakat on camels less than five.
Hadith Referenceالفتح الربانی / كتاب الزكاة / 3404