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.
See Citrus. Billbergia.
See Bramble Fruits.
A greenish white larva with brown markings, 1/3 inch in length when full-grown, causing blotch mines in the leaves.
No satisfactory treatment known.
Beetle, black, small, and slim; making two girdles about an inch apart near the tip of the cane, in June, and laying an egg just above the lower girdle; the larva, attaining the length of nearly an inch, bores down the cane. Also in blackberry.
As soon as the tip of the cane wilts, cut it off below the lower girdle and burn it.
A light brown beetle one-seventh inch long feeds on the opening leaves and blossoms. The small white grub feeds between the berry and receptacle of red raspberries.
Small, white maggot which burrows in the new canes and girdles the shoot. The eggs are laid by a fly in April or May.
Catalogue of Insects, continued.
Pull up or cut off canes several inches below the girdle and burn them.
A whitish larva, about 1 inch in length when mature; when young it burrows under the bark, girdling the tip. It then tunnels out the pith.
Cut off infested canes when wilting is observed.
Larva about 1 inch long, boring in the roots and the lower parts of the cane, remaining in the root over winter.
Dig out the borers. Destroy wild berry bushes.
Larva about 3/4 inch long, green, feeding upon the leaves.
Hellebore; arsenicals, after fruiting.
A yellowish white flattened grub, 3/4 inch in length when mature, burrows in the canes causing swellings or galls characterized by the splitting of the bark. The parent beetle is 1/3 inch in length, black, with thorax or "neck" reddish.
Cut out and burn all infested canes.
See Peach. Do not use lime-sulfur on raspberry foliage.
Small and whitish cricket-like insect, puncturing canes for 2 or 3 inches, and depositing eggs in the punctures.
Burn all infested canes in winter or very early spring.
These small, mealy plant-lice are especially troublesome during cool, dry seasons, when their natural enemies are less active.