... .strengthen plant ability to anti-cold 2.Release chemical damage 3.adjust the opening of leaves stoma 4.humic acid The ... : All Purpose Foliar Fertilizer (20 vials, 0.2ml/vial), Cold-resistance Fertilizer (10 vials, 5ml or 10 ml /vial), Root Fertilizer ( 3 vials, 5ml/vial ... ), Soil Fertilizer (4 bags, 15g/bag), Atomizer/sprayer (300 ml), and ...