| ENEMY |
DAMAGE |
CONTROL |
| Calla Lily |
| Mealybugs |
White cottony insects. |
Parathion in greenhouses. |
| Thrips |
Spread virus of spotted |
Parathion, DDT, or chlor- |
| |
wilt. |
dane. |
| Aphids |
Sometimes numerous on |
Nicotine or other contact |
| |
leaves. |
spray. |
| Spotted wilt |
White and brown spots |
Remove affected plants. |
| |
and streaks on leaves, flow- |
|
| |
ers. |
|
| Soft rot |
Corm soft, flowers brown, |
Soak before planting 1 |
| |
stems fall over. |
hour in New Improved Ce- |
| |
|
resan, 1 oz. to 3 gal. water |
| |
|
plus 1 teaspoon Dreft. |
| Root rot |
Roots rot from tip lo rhi- |
Soak before planting 1 |
| |
zome, leaves turn yellow, |
hour in New Improved Ce- |
| |
flowers lacking. |
resan, 1 oz. to 3 gal. water |
| |
|
plus 1 teaspoon Dreft. |
| Camellia |
| Tea scale and |
White filaments on under- |
Parathion, or oil spray after |
| many other |
side of leaves, upper sur- |
flowering-see scale insects. |
| species |
face yellow, brown, oyster- |
|
| |
shaped scales, round, dark |
|
| |
red, etc. |
|
| Peony scale |
White circles on twigs. |
Parathion, or oil spray after |
| |
|
flowering-see scale insects. |
| Fuller rose |
Notches eaten in from mar- |
Parathion or lindane. |
| beetle |
gin. |
|
| Rhabdopterus |
Small shiny beetles feed on |
Lead or calcium arsenate |
| beetles |
leaf buds, causing irregular |
(DDT injures some camel- |
| |
holes in foliage. |
lias). |
| Camellia flower |
Flowers turn brown, large |
Remove flowers as they |
| blight |
compound sclerotia formed |
fade. Treat soil in January |
| |
in center. |
with Fermate (see under |
| |
|
blights). |
| Dieback |
Tips die back, leaves turn |
Cut out diseased portions; |
| |
brown, cankers form on |
spray with copper. |
| |
old wood. |
|
Garden Plants and Their Problems
