Top
Lily pests – Kisan Suvidha
6818
post-template-default,single,single-post,postid-6818,single-format-standard,theme-wellspring,mkdf-bmi-calculator-1.0,mkd-core-1.0,woocommerce-no-js,wellspring-ver-1.2.1,mkdf-smooth-scroll,mkdf-smooth-page-transitions,mkdf-ajax,mkdf-blog-installed,mkdf-header-standard,mkdf-sticky-header-on-scroll-down-up,mkdf-default-mobile-header,mkdf-sticky-up-mobile-header,mkdf-dropdown-slide-from-bottom,mkdf-search-dropdown,wpb-js-composer js-comp-ver-4.12,vc_responsive

Lily pests

lily pests

Lily pests

Major pests of Lily are:-

1.Lily Thrips: Thrips simplex

lily thrips

Symptom of damage:

  • Deformities and discolouration of lily flowers and corms (bulbs)
  • Attacked- buds and flowers remain closed or open irregularly.
  • Infested surfaces show unnatural glistening in whitish grey colour.

Identification of the pest:

  • Egg – opaque white, smooth and bean shaped, deposited in the leaf tissue and corms.
  • Adult – milky-white, which later turn brown
  • Wings have a light transverse band near the base.

Management:

  • Storing of infested corms at 20c for 6 weeks.
  • Hot water treatment – 460c completely kills thrips on corms.
  • Spray acephate 0.1% 2-3 times at 10 days interval.
  • Spray malathion 1ml (or) carbaryl 50 WP 2g /lit of water before the bud initiation.

 

 

2.Lily bulb mite: Rhizoglyphus echinopus

lily bulb mite

Symptom of damage:

  • Feed on the bulbs and roots and destroy them.
  • Infest the scales and burrow into the stems.
  • Infested leaves and stems become yellow.

Identification of the pest:

  • A Very minute in size, visible to naked eye.
  • Yellowish white in colour.
  • Pinkish tinge, bead-like, shining & slow moving mite.

Management:

  • Applying peat.
  • Steam sterilisation of bulbs 600c for 30 min (or) 800c for 20 min.
  • Alternate cropping with rice, solar drying of soils, and ploughing with Sesbania, long-term submergence of water.
  • Chemical (or) warm water treatment of bulbs.
  • Fortnightly spray with dicofol at 0.025-0.04% and monocrotophos at 0.04%.

 

3.Green peach aphid: Myzus persicae

Lily green peach aphid

Symptom of damage:

  • Nymphs and adults – found in a cluster of the tender shoots, flowers and buds and suck the sap.
  • Tender shoots wither, buds fall prematurely, flowers show fading.

Identification of the pest:

  • Yellowish green or rarely reddish aphids suck the sap.


Management:

  • Spray one and half teaspoonful of NICOTINE SULPHATE +2 teaspoonful of soap powder /gallon of water.

 

4.Tulip bulb aphid: Dysaphis tulipae 

tulip bulb aphid

Symptoms of damage:

  • Cripple the young growth and distort the general look of the plants.
  • Both nymphs and adults suck the sap from the leaves.
  • Results in pale yellowing of leaves.
  • Curling of leaves.
  • Plants begin to droop.

Identification of the pest:

  • Grey with wax appearance.
  • Cluster under bulb coats.

Management:

  • Spray dimethoate 30 EC 2ml/lit or methyl demeton 25 EC 2ml/lit or malathion 2ml/lit.
  • Release first instar larva of green lace wing fly.
  • Conserve predator like Aphelinus sp parasitizing a green peach aphid.

 

5.Lily Leaf Caterpillar: Polytela gloriosa

lily leaf caterpillar

Symptoms of damage:

  • Larva feed on the leaves.

Identification of the pest:

  • Black larva with red white spots.
  • Adult is a brown moth with yellow and red markings

Management:

  • Hand picking the caterpillars and destroy
  • Summer ploughing.
  • Spray application of NSKE 5%.

 

 

Source-

  • TamilNadu Agritech Portal

No Comments

Sorry, the comment form is closed at this time.

Show Buttons
Hide Buttons