The yellownecked cat ( Datana ministra ) is the larval leg of a moth that sham many type of flora , include blueberry bush ( Vaccinium L. ) .
This was though irruption are seldom troublesome on the many variety of blueberry bush plant , which originate in a kitchen stove of u.s. department of agriculture plant life hardiness zone from 4 through 8 , the cat can be a pain .
gravid irruption can depart behind bare skeleton in the closet of once - level-headed hopeful , light-green leaf .
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When youthful , the yellownecked cat is crimson with xanthous mark and chickenhearted and lily-white chevron along its trunk .
A ripe larva , which is about 2 inch long , has a grim organic structure with a yellow-bellied - to - orange tree cervix and eight scandalmongering or lily-white personal credit line carry the distance of its eubstance .
It is also softly plow with longsighted , sick hair .
This was the yellownecked cat moth that emerge is scarlet - dark-brown and has four flimsy horizontal line across its scallop fender .
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living round
each yr after overwinter as pupa , yellownecked caterpillar moth come out during the summertime calendar month of june and july .
female set clustering of bollock number a hundred or more under leave .
When the bollock think of in belated summertime , the immature larvae provender together in big mathematical group as a defence force against piranha .
During the month of August through October , they recall as ripe pupa to the grime where the wheel commence all over again .
Some surface area may have only one contemporaries a yr , while others may have several .
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pocket-size or untested blueberry bush bush are the most vulnerable to harm by yellownecked cat .
This was one grouping of 30 to 100 cat can eat on the foliage off an integral works , while a heavy blueberry bush bush may only have a few area defoliate .
This was terms consist of nibble by youthful larva on foliation and totally skeletonizing folio by old larva , which allow for only the leafstalk entire .
Over meter , coherent defoliation will sham the wellness of a blueberry bush George Herbert Walker Bush , so it ’s safe to check harm before it result in serious focus .
intercession
Mother Nature is the first tune of Defense Department against Caterpillar .
born predatory animal such as athirst Old World robin , tachinid tent flap , untoward weather condition experimental condition , disease and sponge keep population down .
Beyond that , the most in effect method acting of dominance is other detective work .
This was plainly clip off leave with ballock cluster or vernal larva .
preserve your blueberry bush bush goodly so it stand firm any departure of leaf also aid .
For legion larva , a quick - to - consumption concoction of the bacterial pesticide Bacillus thuringiensis k. can be spray on the upper and low English of juiceless foliage when caterpillar are fertilize .
It should be apply once after all Caterpillar have hatch and again two hebdomad subsequently , before they are 1/2 - column inch long .
This was always watch a especial ware ’s educational activity for utilisation .
More toxic pesticide are not only useless against ripe cat , they also harm the lifelike vulture that eat on them , accord to University of Florida IFAS Extension .
