Rhs 3 – Pests And Diseases: Plant Pests

Front 1

Description of Peach potato aphid (Myzus persicae)

Back 1

Description of pest: Sap sucking insect

Hint 1

Slurp

Front 2

Damage caused by Peach potato aphid (Myzus persicae)

Back 2

Damage caused: Distortion, stunting, honeydew

Hint 2

Hobbits eating sweets (same as Mealybug)

Front 3

Cultural control of Peach potato aphid (Myzus persicae)

Back 3

Cultural control: Jets of water, yellow sticky traps. Grease bands around tree and bush crops prevent ants moving aphids around.

Cultivars resistant to aphid-borne diseases, such as aubergine 'Bonica' (resistant to Cucumber mosaic virus) can be used.

Hint 3

Pinguiculas work better

Front 4

Biological control of Peach potato aphid (Myzus persicae)

Back 4

Biological control: Aphidius colemani parasitic wasp in glasshouses

Hint 4

Waspish biological control

Front 5

Chemical control/method of application for Peach potato aphid (Myzus persicae)

Back 5

Chemical control/application method: Contact/systematic insecticide – high volume sprays

Hint 5

Large touch apparatus (same as for Mealybug)

Front 6

Description of Codling moth (Cydia pomonella)

Back 6

Description of pest: Biting and chewing caterpillar

Hint 6

Om nom nom

Front 7

Damage caused by Codling moth (Cydia pomonella)

Back 7

Damage caused: Holes and caterpillar tunnels in fruits, frass in fruits

Hint 7

Sassy moths frassing all over the shop

Front 8

Cultural control of Codling moth (Cydia pomonella)

Back 8

Cultural control: Pheromone traps hung up on tree branches

Hint 8

Perfume

Front 9

Biological control of Codling moth (Cydia pomonella)

Back 9

Biological control: pathogenic nematode Steinernema carpocapsae sprayed on branches and soil

Hint 9

anemic-stoner koi-pepper

Front 10

Chemical control/method of application for Codling moth (Cydia pomonella)

Back 10

Chemical control: Contact/systemic insecticide, high volume sprays

Hint 10

Large touch

Front 11

Description of Mealybug (Pseudococcus and Planococcus spp.)

Back 11

Description of pest: Sap sucking glasshouse insect

Hint 11

Indoor Slurp

Front 12

Damage caused by Mealybug (Pseudococcus and Planococcus spp.)

Back 12

Damage caused: Distortion, stunting, honeydew

Hint 12

Hobbits eating sweets (same as Peach potato aphid)

Front 13

Cultural control of Mealybug (Pseudococcus and Planococcus spp.)

Back 13

Cultural control: Hand pick, wipe off with sponge and lukewarm water

Hint 13

Harvest and wash

Front 14

Biological control of Mealybug (Pseudococcus and Planococcus spp.)

Back 14

Biological control: Cryptolaemus montrouzieri predatory labybird

Hint 14

Female avian

Front 15

Chemical control/method of application for Mealybug (Pseudococcus and Planococcus spp.)

Back 15

Chemical control: Contact/systemic insecticide, high volume sprays

Hint 15

Large touch apparatus (same as for Peach potato aphid)

Front 16

Description of Stem and bulb eelworm

Back 16

Description of pest: Soil-borne nematode

Hint 16

Toads

Front 17

Damage caused by Stem and bulb eelworm

Back 17

Damage caused: Stunted, distorted growth. Chlorotic foliage. Bulbs become soft and a cross-section will show discolored brown rings of dead tissue.

Hint 17

Yellow hobbits with rings

Front 18

Cultural control for Stem and bulb eelworm

Back 18

Cultural control: Control weeds (Stellaria media is an alternative host). Crop rotation. Only plant healthy, disease-free bulbs. Practice good hygiene.

Hint 18

Be sensible.

Front 19

Biological control for Stem and bulb eelworm

Back 19

Biological control: None

Hint 19

Zip

Front 20

Chemical control/method of application for Stem and bulb eelworm

Back 20

Chemical control: Soil-applied granular nematicide

Hint 20

Toad killer

Front 21

Description of Lily beetle

Back 21

Description: Adult and larvae biting and chewing

Hint 21

Mommy and baby om nom nom

Front 22

Damage caused by Lily beetle

Back 22

Damage: Holes and defoliation of leaves

Hint 22

Louis Sachar

Front 23

Cultural control of Lily beetle

Back 23

Cultural control: Hand pick eggs, larvae, and adults

Hint 23

Harvest

Front 24

Biological control of Lily beetle

Back 24

Biological control: None

Hint 24

Zip

Front 25

Chemical control/method of application for Lily beetle

Back 25

Cultural control/method: Contact insecticide, high volume sprays

Hint 25

Large touch

Front 26

Description of Horse chestnut leaf miner

Back 26

Description: Insect and larvae (caterpillar of moth) inhabits/mines in leaf tissue

Front 27

Damage caused by Horse chestnut leaf miner

Back 27

Damage: Foliage disfigured and browned by leaf mining moth

Front 28

Cultural control of Horse chestnut leaf miner

Back 28

Cultural control: Plant resistant species of Aesculus, collect and burn leaves

Front 29

Biological control of Horse chestnut leaf miner

Back 29

Biological control: None

Hint 29

Zip

Front 30

Chemical control/method of application for Chestnut leaf miner

Back 30

Chemical control/method: Contact insecticide, high volume spray

Hint 30

Large touch

Front 31

Description of Vine weevil (Otirhynchus sulcatus)

Back 31

Description: Adults live above ground, larvae live in soil and cause the most damage

Hint 31

Above and below

Front 32

Damage caused by Vine weevil (Otirhyncus sulcatus)

Back 32

Damage: Adults notch edges of leaves, larvae feed on roots

Front 33

Cultural control of Vine weevil (Otirhynchus sulcatus)

Back 33

Cultural control: Hand-picking larvae, trapping adults with sticky traps, encouraging natural predators

Front 34

Biological control of Vine weevil (Otrirhynchus sulcatus)

Back 34

Biological control: Steinernema kraussei parasitic nematode

Front 35

Chemical control/method for Vine weevil (Otirhynchus sulcatus)

Back 35

Chemical control/method: Contact insecticide applied as a soil additive as granules or as a drench

Front 36

Description of Glasshouse whitefly

Back 36

Description: Sap sucking insect

Front 37

Damage caused by Glasshouse whitefly

Back 37

Damage: Stunting, distortion, honeydew

Front 38

Cultural control of Glasshouse whitefly

Back 38

Cultural control: Yellow sticky traps, grow carnivorous plants (such as Pinguicula)

Front 39

Biological control of Glasshouse whitefly

Back 39

Biological control: Encarsia formosa parasitic wasp

Front 40

Chemical control/method of application for Glasshouse whitefly

Back 40

Chemical control/method: Systemic insecticide, high volume spray or soil drench

Front 41

Description of Two-spotted spider mite (Tetranychus urticae)

Back 41

Damage: Sap sucking glasshouse mite

Front 42

Damage caused by Two-spotted spider mite (Tetranychus urticae)

Back 42

Description: Stunting, yellow flecks on foliage, silk webbing on foliage and around leaf axils

Front 43

Cultural control of Two-spotted spider mite (Tetranychus urticae)

Back 43

Cultural control: Increase humidity in greenhouse by damping down and reducing ventilation (spider mites hate humidity)

Front 44

Biological control of Two-spotted spider mite (Tetranychus urticae)

Back 44

Biological control: Phytoseiulus persimilis predatory mite

Front 45

Chemical control/method of application for Two-spotted spider mite (Tetranychus urticae)

Back 45

Chemical control/method: Contact/systemic acaricide

Front 46

Description of Leatherjacket

Back 46

Description: Larva of cranefly; dwells in soil and feeds on roots

Front 47

Damage caused by Leatherjacket

Back 47

Damage: Soil-dwelling larvae feed on grass roots, causing grass to turn brown and die in summer

Front 48

Cultural control of Leatherjacket

Back 48

Cultural control: Put wet sacks over infected areas overnight and remove any larvae which come to the surface by the morning

Front 49

Biological control of Leatherjacket

Back 49

Biological control: Soil drenches of parasitic nematode Steinernema feltiae

Front 50

Chemical control/method of application for Leatherjacket

Back 50

Chemical control/method: Contact insecticide applied as a soil drench