Treatment

On greenhouse violets there is nothing better than a stiff spray of clear water so applied as not to drench the beds. Repeat the spraying once or twice a week.

Vitis

See Grape.

Walnut

See Hickory.

Watermelon. Melon Aphis

See Muskmelon.

Yucca (Lonchaea Chalybea)

Small maggot destroying the buds. Very serious pest.

Treatment

Collect and burn all infested shoots.

Long-Horned Beetle (Lagochirus Obsoletus)

A white grub 1 1/5 inches in length when mature, boring in the trunk and doing great damage. The adult is a large reddish brown beetle and feeds on the foliage.

Treatment

When beetles are most abundant prune plants to the ground and burn. Spray with arsenicals to destroy beetles.

Sphinx Caterpillars (Dilophonota Ello)

Large caterpillar feeding on the foliage. The parent moth is a large hawk-moth rather showily colored.

Treatment

Arsenate of lead, six pounds to one hundred gallons of water.

Zea

See Corn. C. R. Crosby.

Robert Matheson.