{"product_id":"growershouse-encarsia-formosa-control-whitefly","title":"Encarsia formosa – Beneficial Parasitic Wasps for Greenhouse Whitefly Control","description":"\u003ch2\u003eBiological Control for Greenhouse Whitefly\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eEncarsia formosa\u003c\/strong\u003e is a tiny beneficial parasitic wasp used to manage greenhouse whitefly (Trialeurodes vaporariorum). Introduce it early in a biological pest management program, before whitefly populations become difficult to manage.\u003c\/p\u003e\n\u003cp\u003eFemale wasps lay eggs inside immature whiteflies. The developing wasp larvae feed within their hosts, killing them as they develop. Adult females also feed on whitefly nymphs, providing another way to reduce pest populations.\u003c\/p\u003e\n\n\u003ch3\u003eWhat to Look For\u003c\/h3\u003e\n\u003cp\u003eParasitized greenhouse whitefly pupae turn black. After development, adult wasps emerge through small, round holes and search for more whitefly hosts.\u003c\/p\u003e\n\n\u003ch3\u003eRelease and Handling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRelease as soon as possible after receipt.\u003c\/li\u003e\n\u003cli\u003eHang release cards within the crop, away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eHandle cards carefully without touching the attached parasitized whitefly pupae.\u003c\/li\u003e\n\u003cli\u003eFollow the supplier's instructions for release rates and repeat applications based on crop conditions and whitefly pressure.\u003c\/li\u003e\n\u003cli\u003eCheck pesticide compatibility before release. Residual effects vary by pesticide, so a fixed waiting period may not be suitable.\u003c\/li\u003e\n\u003cli\u003eIf immediate release is not possible, follow the supplier's storage temperature and maximum holding-time instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBW-EH10:\u003c\/strong\u003e 100 cards with 100 per card; 10,000 total.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBW-EH15:\u003c\/strong\u003e 150 cards with 100 per card; 15,000 total.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cimg height=\"261\" width=\"261\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/5283\/5919\/files\/GH-Auto-encarsia-formosa-and-eretmocerus-eremicus-2_480x480.jpg?v=1689806570\" alt=\"\"\u003e\u003c\/p\u003e\n\n\u003ciframe title=\"YouTube video player\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/J2nhwHIcvq0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e","brand":"Growers House Auto","offers":[{"title":"100x100\/card  10K","offer_id":47213352091825,"sku":"BW-EH10","price":94.95,"currency_code":"USD","in_stock":true},{"title":"100x50\/card - 5K pupae","offer_id":47213352124593,"sku":"EF5","price":45.67,"currency_code":"USD","in_stock":true},{"title":"150x50\/card - 7500 pupae","offer_id":47213352157361,"sku":"EF75","price":67.11,"currency_code":"USD","in_stock":true},{"title":"loose in 30ml vial - 10K pupae","offer_id":47213352190129,"sku":"EF1L","price":75.11,"currency_code":"USD","in_stock":true},{"title":"150x100\/card  15K","offer_id":47213352222897,"sku":"BW-EH15","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9487\/2241\/files\/Growers-House-Auto-6.png?v=1776371990","url":"https:\/\/monstergardens.com\/products\/growershouse-encarsia-formosa-control-whitefly","provider":"Monster Gardens","version":"1.0","type":"link"}