豫西瓜2号（原名开杂2号），是开封市农林科学研究所选育而成的杂优新品种。1994年经河南省农作物品种审定委员会审定命名。特征特性豫西瓜2号苗期生长较弱，中后期健壮，分枝性中等。单性花，第一雌花着生在第七节前后，雌花间隔4～5节。果实椭圆型，指数1．47。果皮浅绿色， Yu watermelon 2 (formerly known as hybrid No. 2), Kaifeng City Institute of Agriculture and Forestry Science and Technology of breeding new hybrids. In 1994 by the Henan Provincial Crop Variety Approval Committee validated named. Characteristics of watermelon No. 2 seedling growth is weak, mid-late robust, branched moderate. Unisexual flowers, the first female flowers born before and after the seventh quarter, female flowers interval 4 to 5. Fruit oval, index 1.47. Peel light green,