油葵種子，可以(yi)連續種(zhong)(zhong)(zhong)(zhong)。油(you)葵(kui)種(zhong)(zhong)(zhong)(zhong)植可以(yi)選(xuan)擇用自(zi)家(jia)去年(nian)留下來(lai)的(de)種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)進(jin)行種(zhong)(zhong)(zhong)(zhong)植，選(xuan)種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)一般要求是(shi)比(bi)較飽滿，顆粒比(bi)較大，發芽率(lv)高的(de)種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)。油(you)葵(kui)種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)儲存(cun)(cun)時間不宜超過3年(nian)，否則容易影響(xiang)發芽率(lv)。種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)的(de)壽(shou)(shou)命是(shi)指種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)從(cong)采收到失去發芽力的(de)時間。在一般貯(zhu)(zhu)存(cun)(cun)條件(jian)下，油(you)葵(kui)種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)的(de)壽(shou)(shou)命較短(duan)，一般為(wei)1～3年(nian)。種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)壽(shou)(shou)命的(de)長(chang)短(duan)與貯(zhu)(zhu)存(cun)(cun)條件(jian)有密切的(de)關(guan)系，如低溫貯(zhu)(zhu)存(cun)(cun)或密封干燥貯(zhu)(zhu)存(cun)(cun)，可以(yi)延長(chang)種(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)的(de)壽(shou)(shou)命達數年(nian)之久。