Catalogue and Treatment of Insects. Part 25
Description
This section is from the book "The Standard Cyclopedia Of Horticulture Vol2", by L. H. Bailey. See also: Western Garden Book: More than 8,000 Plants - The Right Plants for Your Climate - Tips from Western Garden Experts.
Catalogue and Treatment of Insects. Part 25
Horse-Radish. Cabbage-Worm
See Cabbage.
Flea Beetles
See Potato.
Harlequin Cabbage-Bug
See Cabbage.
Ipomcea. Soft Brown Scale
See Citrus.
Iris. White-Fly
See Citrus.
Jasminum. Citrus White-Fly
See Citrus.
Soft Brown Scale
See Citrus.
Juglans
See Hickory.
Juniper. Bagworm (Thyridopteryx Ephemeraeformis)
Small caterpillars in curious bag-like shelters defoliating the trees in early summer.
Treatment
Arsenate of lead, two pounds to one hundred gallons of water.
Juniper Scale (Diaspis Carueli)
Snow-white, circular scales with yellow central exuviae.
Treatment
Nothing known.
Juniper Web-Worm (Phalonia Rutilana)
Small flesh-colored caterpillar that webs the leaves together.
Treatment
Arsenicals.
Kale
See Cabbage.
Kohlrabi
See Cabbage.
Kumquat
See Citrus.
Catalogue of Insects, continued.
Lantana. Greenhouse White-Fly
See Tomato.
Mealy-Bugs
-See Citrus.
Obthezia
See Coleus.
Larix. Case-Bearer (Coleophora Laricella)
A small reddish brown caterpillar mining the leaves when young. In September it constructs a case and feeds on the surrounding leaves for a time, migrates to the branches and there hibernates.
Treatment
Spray with lime-sulfur before the buds open to destroy the hibernating caterpillars.
Larch Saw-Fly (Lygaeonematus Erichsonii)
Grayish green larvae with black heads feeding on the foliage.
Treatment
Spray with arsenicals.
Laurus. Black Scale
See Citrus.
Frosted Scale
See Apricot.
Soft Brown Scale, And Thrips
See Citrus.
White Peach Scale
See Peach.
Lemon
See Citrus.
Lespedeza. Smoky Crane-Fly (Tipula Infuscata)
Dirty yellowish maggots, 4/5 inch long, feeding on the roots, often in great abundance.
Treatment
Short crop-rotation.
Lettuce. Aphis, Or Green-Fly (Macrosiphum Lactucae)
A plant-louse on forced lettuce.
Preventive
Tobacco-dust applied on the soil and plants as soon as the aphis makes its appearance, or even before. Renew every two or three weeks if necessary. Fumigating with tobacco is the surest remedy.
Cabbage-Looper (Autographa Brassiae)
Larva somewhat over an inch long, pale green, with stripes of a lighter color, feeding on leaves of many plants, as cabbage, celery, and endive.
Remedies
Pyrethrum diluted with not more than three times its bulk with flour; kerosene emulsion; hot water.
Greenhouse White-Fly
See Tomato.
Root-Louse (Rhizobius Lactucae)
Small dull-whitish lice, about one-tenth inch in length, feeding on the roots.
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