INSECT PESTS 



299 



Cabbage Maggot 



Cabbage Mag- 

 got: Tunnels in 

 stem and main 

 root of early set 

 plants, near sur- 

 face of ground, 

 checking growth 

 and often killing 

 the plants. Place 

 tarred paper discs 

 around stems 

 when plants are 

 set. Practice crop 

 rotation. 



Cabbage 

 Aphis: Clustered 

 underneath the 

 leaves, this insect sucks the sap, often 

 causing much injury. Underspray with 

 nicotine or kerosene emulsion. 



CARNATION 

 Aphid or Green Fly: Sucks the sap 

 from stems, leaves and buds. Spray with 

 nicotine solution, soap and water, or fumi- 

 gate with tobacco. 



CELERY 



Celery Cater- 

 pillar : Devours 

 the leaves of celery, 

 fennel, parsnip, par- 

 sley and carrot. 

 Hand picking is us- 

 ually the best rem- 

 edy. Parsnip and 

 carrot may be 

 sprayed with lead 

 arsenate. 



Celery 

 Caterpillar 



Cherry 



or 

 rear 

 Slug 



CHERRY 



Cherry or Fear Slug: Eats on upper 

 surface of leaf. Spray with hellebore or 

 lead arsenate. 



Canker Worms: See Apple. 



Cherry Maggots or Fruit Flies : Larvae 

 of two species infest ripening fruit. Sprinkle 

 foliage in early June with sweetened lead 

 arsenate to kill the adults. 



Cherry Aphids: A brown aphid on 

 under side of leaves, sucking sap and 

 curling the leaves. Spray with nicotine 

 solution, kerosene emulsion or soap and 

 water. 



CHESTNUT-CHINQUAPIN 

 Canker Worms: See Apple. 



Nut Weevils: 



Long-nosed snout 

 beetles lay eggs in 

 developing fruit 

 and the grub 

 infest the nuts. 

 Destroy all in- 

 fested nuts. Fum- 

 igate nuts with 

 carbon disulphide 

 as for beans. 



Two - lined 

 Chestnut Borer: 

 Slender, flat- 

 headed grubs 

 tunnel under bark 

 of chestnut and 

 oak trees. Badly 

 infested trees 

 should be burned, 

 or the bark re- 

 mature and spread 



Weeviled Chestnut 



moved before 

 to other trees. 



insects 



CHRYSANTHEMUM 

 Aphis or Black Fly: Sucks the sap 

 from the tender leaves and flower stems. 

 Spray plants with, or dip them in, nicotine 

 solution or soap and water. Fumigate with 

 tobacco. A steady stream of water from 

 your hose will often prove effective. 



CINERARIA 

 Aphis or Green Fly: Sucks sap from 

 new leaves and stems. Treat as for pre- 

 ceding. 



COLUMBINE 

 Columbine Leaf-miner: A two- 

 winged fly lays eggs on the leaves and the 

 maggots tunnel between tlie uppor and 

 lower surfaces. 

 Destroy the 

 leaves first in- 

 icsted and cul- 

 tiv:ito the ground 

 around the plants. 



CORN 

 Cut Worms: 



See Tomato. 



Army Worm: 

 See Crass. 



C o r n Ear 

 \'^- <n m: Eats the 

 immature kernels 

 at tip of ear. Dust 

 with sulphur and 

 powdered lead 

 arsenate, equal 

 parts. 



Corn Ear Worm 



