Whiteflies are common insect pests of poinsettia, hibiscus, chrysanthemum and a number of other indoor plants. Call or Schedule Today. Cutting Rots: The bacterial rot Erwinia (now renamed to Pectobacterium, just to confuse you) is the one of the first diseases to appear in poinsettia, as is Rhizoctonia (a fungus). It hasn’t been confirmed but this is a good time to remind you to check your plants when you are scouting for white fly (or even if you aren’t scouting for whitefly – do both! How may we help you? Shore flies are other insects that often are found associated with poinsettias, but feed PLUS + WP: 1.5 oz/5 gal + Check for soft and mushy cuttings, starting at the base of the stem and moving upwards. NUFARM POINSETTIA PRODUCTION SCHEDULE This chart is presented as a general guide for the grower. Growing poinsettias requires complete protection through all stages of development. Oth-er insects that occasionally cause problems include shore flies, mealybugs, thrips and leafroller caterpillars. Cause Pythium ultimum, P. aphanidermatum (found more often on roots in the Northeast United States), and other Pythium spp., fungal-like organisms. ON BotaniGard 22WP: 1.5 oz/5 gal -Gard: 1.6 fl oz/5 gal RootShield . mango, poinsettia and many other plants. Two great PowerPoint slide shows by Leanne Pundt, UConn are available that would be useful to train employees. Avoid plants with damaged leaves. An adult sweet potato whitefly on the underside of a poinsettia leaf with her recently produced group of eggs. Erwinia and Rhizoctonia can look very similar infecting poinsettia cuttings. Soft scales (family Coccidae) that may be commonly found in production nurseries. Late Season Insect, Mite, and Disease Control Options on Poinsettias with Bracts ... have become more frequent pests on poinsettias in recent years. However, greenhouse growers can alleviate problems with these pests by implementing a multitude of plant protection strategies, including: cultural control, … Specialized Pests – Fleas, Bees, etc. ). 3) Insect killer sprays. Table 1. Problems with particular species may appear at different times of the year since different species have different temperature requirements. Controlling Common Pests in Poinsettia Production Dr. Aaron Palmateer Pest pressure varies by region in greenhouse poinsettias, but the most common insects include whiteflies, mealybugs, mites and thrips. You’ll get the many of the adult spider mites & their eggs, but it’ll only work for getting the juvenile whiteflies & the eggs. Other pests of poinsettia include mealybugs, soft scales and spider mites. Welcome to Insect & Rodent Solutions, San Diego County’s Pest & Termite Solutions Source. The cuttings will eventually collapse. Description. Dip . It includes pictures and descriptions to help identify some common insects and some beneficial insects on sticky cards and tips for scouting pests on poinsettia crops. Their name comes from that of the first United States ambassador to Mexico, Joel R. Poinsett. Discrimination in university employment, programs or activities based on race, color, ethnicity, sex, pregnancy, religion, national origin, disability, age, sexual orientation, genetic information, status as a U.S. veteran, or any other status protected by applicable law is prohibited. The poinsettia thrips Echinothrips americanus Morgan is a relatively new pest that has spread rapidly worldwide and causes serious damage in both vegetable and ornamental plants. September 24, 2020 September 24, 2020 Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA Leave a comment. Contact your Nufarm representative to customize your start-to-finish plan. Cause Botrytis cinerea, a fungus.The disease is especially severe on double cultivars and in cold, moist greenhouses. Photograph by Babu Panthi, University of Florida. The adults are 2–8 millimetres (0.08–0.3 in) long, and are occasionally pollinators of plants and carriers of mushroom spores. Check for insect pests. White Fly. Pre - Plant Dip . For these 2 pests, this method is a partial control. Vista, Ca. Toxicity Poinsettia ( Euphorbia pulcherrima) is considered to be considerably less toxic than other Euphorbia species. Many insect problems on indoor plants can be managed using nonchemical methods, particularly if the infestation is minor. Poinsettia Pests.