The present study was carried out during seasons of 2012 and 2013, to evaluate Valencia orange (C. Sinensis L. Osbeck) trees budded on four citrus rootstocks , i.e. Cleopatra mandarin, Sour orange' Rangpur lime and Volkamer lemon. The experimental trees were grown in a newly reclaimed sandy soil at the orchard of EL-Kassasin Horticulture Research Station, Ismailia Governorate Egypt. The considered parameters were mostly of significant responses among Valencia orange cv. and the four studied rootstocks. This study presented that the superiority of Volkamer lemon rootstock for Valencia orange trees, as compared with the other tested rootstocks. On the contrary, Rangpur lime rootstock seemed to be the worst one for Valencia orange trees under the experimental conditions.