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Garden Plants and Their Problems |
| ENEMY |
DAMAGE |
CONTROL |
Aster (China)
(cont.) |
| Root aphids |
Plants yellowed, wilting, |
Treat soil with chlordane, |
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white lice at roots. |
or pour nicotine-soap in |
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depression around stem. |
| Aster (Perennial) |
| Aphids |
Green lice at tips, on buds |
Spray with nicotine, lin- |
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and stems. |
dane, or Tri-ogen. |
| Powdery mil- |
White coating over foliage, |
Spray with Tri-ogen. |
| dew |
flowers deformed. |
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| Astilbe (""PinkSpirea"") |
| Japanese beetles |
Flowers and foliage de- |
Spray or dust with DDT. |
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voured. |
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| Avocado |
| Mites-avocado |
Leaves and fruit brown. |
Spray with Aramite, or |
| red, 6-spotted |
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sulfur. |
| Thrips |
Leaves and fruit shiny |
DDT. |
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brown. |
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| Whiteflies |
White ""moths,"" sooty |
DDT. |
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mold. |
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| Scale insects |
A great many species ap- |
Oil sprays. |
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pear on twigs and fruit. |
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| Anthracnose, |
Lesions on leaves and |
Copper sprays. |
| blotch, leaf |
fruits. |
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| spots |
&nbso; |
&nbso; |
| Fruit rots |
Rot starts on tree, continues |
Two sprays of bordeaux |
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after picking. |
mixture, Crag 658, or Par- |
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zate. |
| Azalea |
| Lace bugs |
Leaves stippled gray, |
Spray with lindane, or nic- |
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brown varnish on under- |
otine-soap or Volck and |
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side. |
nicotine; repeat for differ- |
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ent broods. |
| Mealybug, bark |
On stems, with sooty mold |
Volck and nicotine or par- |
| scale |
in honeydew; in South. |
athion or Malathon. |
| Peony scale |
White circles on twigs, |
Volck-nicotine spray end |
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shrubs sickly; in South. |
of May. |
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