Diseases & insects of the home garden . the roundish sunken spots with reddish edges which it causes on theyoung pods (fig. 1). It also makes red spots on the stems and leaf veinc,and grows through the pods and causes rusty looking sores on the ripeseeds. The disease lives over winter on the seeds. Prevention.—See blight below. BLIGHT.—Bean blight shows on the pods first as Avater-soaked lookingspots. These later become rust colored. On the lea\^es it causes large 6 DEPARTMENT CIRCULAR 35, U. S. DEPARTMENT OF AGRICULTURE. patches to turn yellow, then brown, anddie (fig. 2). This disease is als
Diseases & insects of the home garden . the roundish sunken spots with reddish edges which it causes on theyoung pods (fig. 1). It also makes red spots on the stems and leaf veinc,and grows through the pods and causes rusty looking sores on the ripeseeds. The disease lives over winter on the seeds. Prevention.—See blight below. BLIGHT.—Bean blight shows on the pods first as Avater-soaked lookingspots. These later become rust colored. On the lea\^es it causes large 6 DEPARTMENT CIRCULAR 35, U. S. DEPARTMENT OF AGRICULTURE. patches to turn yellow, then brown, anddie (fig. 2). This disease is also carriedon the seed. Treatment.—There is no successfultreatment. —The best way to avoidboth anthracnose and blight is to plantonly healthy, unspotted seeds in a partof the garden where beans were notgrown the previous year. Save seed fornext year from pods free from spots. WEEVILS.—The worst insect enemiesof beans are weevils. Attack begins inthe field, from eggs laid in a joint of thepod or an opening through which theegg is pushed. The eggs hatch into thelarvae, or grubs, which grow inside thebean and soon after the beans are har-vested change to weevils and begin tocome out (fig. 3). A second brood of thecommon bean weevil may be enough to
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