Cabbage can fall victim to several different pests and diseases. The head of the cabbage is round and forms on a short thick stem. Different varieties of cabbages have been bred for productivity, size, and flavour over the years. Like all long season crops, cabbages are prone to problems just because theyre around so long. This is a common pest for cabbage, kale, cauliflower, broccoli, and other members of the cabbage vegetable family. Cabbage loopers will cause holes in the leaves that can vary in size, and the caterpillars are pale green with white lines. By the middle ages, cabbage had become a prominent part of european cuisine. Cabbage pests including cabbage worms, cutworms, root maggots, etc. Common disease and insect pests of the vegetable garden afac. They eventually develop into white or yellowwinged butterflies often seen fluttering about the plants. Use of disease free seeds, practicing proper crop rotation and seed treatment with hot. Pests such as leaf miners, carrot rust fly, cabbage maggot, cabbage looper, onion.
Harvesting and storing cabbage cabbages are ready for harvesting when the hearts are firm. This bulletin is brought to you for free and open access by the research publications at. Extending the growing season by conserving heat is another benefit of row covers. Vegetable diseases can be carried on the seed or in the soil or can be spread by insects. The field guide to nonchemical pest management in cabbage production is an excerpt taken from the pan germany website it enables to provide farmers with practical guides and alternatives to eliminate the use and their dependence on synthetic pesticides for the management of cabbage pests. Prevention is the key to controlling all diseases affecting crucifers. The cabbage plant, brassica oleracea, is an herbaceous annual or biennial.
It is the larva an immature insect stage that in this case is a caterpillar of a medium. Common insect pests and diseases on vegetables in the. Pest management as the fungi are carried on seed, the use of diseasefree seed and. Vegetables pests and diseases penn state extension. Using integrated pest management ipm measures could help farmers to control problems in brassica production. The cabbage looper caterpillar is a light yellowgreen with four white stripes running down the length of its body, and it is so named because, like an inchworm, it has legs on its front and rear ends, but none in the middle. Club root of crucifers plasmodiophora brassicae this disease causes the roots to become swollen and distorted, and limits water uptake. Seedlots should be entirely free of black rot bacteria before. Mar 25, 20 the most common of cabbage pests are cabbage worms, which are caterpillars of various butterflies and moths such as the one shown above. Field guide to nonchemical pest management in cabbage.
Such a program involves the use of crop rotation, sanitation, diseaseresistant or tolerant varieties, disease free seeds or transplants, sound horticultural practices, balanced soil fer tility based on soil tests, and proper. The cabbage family brassica has formed an important part of our diet for hundreds if not thousands of years. May 14, 2020 unlike some other diseases, an infected plant may shed the affected leaves and recover enough to produce a healthy head of cabbage. Chemical free control methods screening out insects is an old method that is now much easier with floating row covers frc. Okra okra seeds available at clay and if necessary, use an insecticide. Graham walker, peter wright, peter cameron retired, john fletcher, melanie walker, simon bulman and nadine berry isbn 9780987668097. Pdf on jan 1, 2008, karungi and others published handbook on identification and management of pests and diseases of cabbage and other brassicas in uganda find, read and cite all the research. They feed on the leaves and heads of cabbage, broccoli, and. Cabbage attracts several pests, including aphids, flea beetles, cabbage maggots, and caterpillars from a variety of moths. Garden chinese cabbage diseases, pests and problems. Overwinter site for insectsdiseases weed control harbor pests compete for moisture and nutrients mulch. Pests, diseases and disorders of brassica vegetables applied. We love big, tight heads of cabbage from plants that we set out right at last frost and then, these past months, watched grow.
This bulletin is brought to you for free and open access by the research publications at research library. Pdf discovery learning manual for cabbage pest management. Pests, natural enemies, diseases and disorders of vegetable brassicas in new zealand edited by melanie walker and steve minchin authors. The cabbage plant, brassica oleracea, is an herbaceous annual or biennial vegetable in the family brassicaceae grown for its edible head. American bollworm, cabbage webworm, greater cabbage moth, red spider mite, cutworms, plusia looper, thrips, and nematodes. There are many different varieties of cabbage which include the white and red cabbage brassica oleracea var. Chinese cabbage diseases, pests and problems basic information. For all other uses or more information, read legal notices. Frcs, sold under several different trade names, are indispensable tools for the vegetable gardener wishing to avoid the use of chemicals. Cabbage worms are the same pest as imported cabbageworms.
Tips on dealing with worms, maggots, leafminers, beetles and mites, and scouting pests with your smartphone. Diseases of vegetable brassicas agriculture and food. Major cabbage pests with pictures and how to manage and. Lift the entire plant with a fork and cut the roots off at a later stage, or, cut the stem just above the base of the lower leaves, and discard the outer leaves which are too coarse for eating. Downy mildew the most common leaf vegetable disease.
Plants can be infected during any growth stage and the symptoms resemble nutritional deficiencies. The increasing demand for vegetables has contributed to the growing popularity of this crop, particularly in the urban areas. Diseases can be controlled by using diseasefree seeds and. Cabbage and leafy greens are susceptible to a number of diseases that may seriously injure or even destroy the crop. However they are still quite vulnerable to pests and diseases. Unfortunately, we cannot provide individual solutions to specific pest problems. Crops grown for seed o purpose should be sprayed at full bloom, pod set and pre harvest stage with captan 0. Department of agriculture and food, western australia, perth. Cabbage diseases are the chief limiting factor in profitable commercial cabbage growing in india. Its presence often goes undetected as the effect on the aboveground portion of the plant may not become apparent until water stress occurs. Some diseases may cause only minor spotting, but because the leaves are consumed, the quality may be reduced below market standards. Use of disease free seeds, practicing proper crop rotation and seed treatment with hot water 50 c for 30 minutes helps to minimize the disease incidence.
Handpick the adult caterpillars off the leaves, and if you notice the small white eggs on the back sides of the leaves, brush those off as well. Inspecting your cabbage for eggs, early appearances by the larva, and early signs of damage helps to catch infestations early and prevent serious damage. Control can be achieved by practicing crop rotation. Management in cabbage production is an excerpt taken. The family also includes root vegetables such as turnips and swedes and many common weeds such as wild turnip and wild radish. In general, a preventative management approach involves a combination of the following practices. Cabbage pests top tips on identification and control. These are the larva of small white butterflies, and they can damage plants by eating through the leaves. Hand pick the loopers from the plants or apply bacillus thuringiensis to kill the younger larvae. Pest and disease of cabbage, identify, control and treat. Pest and disease of cabbage, identify, control and treat page 3.
Although there are many insect pests and diseases of brassicas aka crucifers, most can be prevented from damaging the crops by adhering to a few basic guidelines. For noncommercial purposes only, any web site may link directly to this page. Cabbagea coolseason crop grown throughout floridais one of many cruciferous vegetables or cole crops. Managing cabbage pests and diseases agriculture in zambia. Common insect pests and diseases on vegetables in the home garden. Cabbage pests download pdf by ric bessin, extension specialist university of kentucky college of agriculture cutworms, imported cabbageworm, cabbage looper, diamondback moth larvae, and crossstriped cabbage worm can be each cause substantial damage to cabbage. Cabbage red, white, savoy diseases and pests, description. The ipm approach encourages natural pest control mechanisms and preventive measures, for instance by using plant varieties that are free from or resistant to pests and diseases, by supporting. So, like an inchworm, when it crawls, the midsection of its body arches up into a loop.
Keeping cabbages clear of pests and diseases farmers weekly. Aphids are softbodied pests that can spread viruses. This manual provides technical information on major cabbage pests and. Because man has bred the plants for productivity and flavour over the years they are, like any thoroughbred, vulnerable to pests and diseases. Pdf handbook on identification and management of pests and. The one pest that is familiar to most gardeners is the. Pdf on jan 1, 2008, karungi and others published handbook on identification and. Cabbage, broccoli, and brussels sprouts can be treated at 122 f for 25 minutes, while seeds of cauliflower, kale, turnip, and rutabaga are treated for 15 minutes. Loopers are caterpillars that are generally green or greyish, taking on the color of the host plant. The symptoms of diseases which affect vegetable brassica plants and their methods of spread are outlined. In addition to the root malformation, the leaves yellow and wilt. This insect also affects other members of the cole family, such as broccoli. The adult butterflies are sometimes called cabbage whites or small whites. Let us look us how these cabbage pests operate and how to control them.
For the grower keen on maximising cabbage production, knowledge of major cabbage pests and diseases and their control is. Cabbage diseases black rot xanthomonas campestris pv. Organic cabbage worm control for chemicalfree garden. Cabbage pests stock photos download 303 royalty free photos. Pests and beneficials african black beetle 2 aphid cabbage 4 aphid green peach 6 aphid turnip 8 cabbage centre grub 9 cabbage cluster caterpillar 10 cabbage white butterfly 12 cluster caterpillartropical armyworm 14 cutworm 16 damsel bug 19 diamondback moth 20 false wirewormvegetable beetle 22 flea beetle 23 fungus gnats 24. Pests such as l eaf miners, carrot rust fly, cabbage maggot, cabbage looper, onion maggot, and flea beetle can be deterred with row covers. Oct 18, 2012 another reason for early treatment in keeping cabbages clear of pests and diseases is that the tightly packed inner leaves of the cabbage make it increasingly difficult for pesticides to reach the aphids. The most common cauliflower pests are aphids, flea beetles, slugs and snails, leaf hoppers, and several insect larva. Sclerotinia rot, or white mold, scientifically known as sclerotinia sclerotiorum, affects several plants, but in cabbage this fungal disease attacks any part of the plant that touches infected soil. Common disease and insect pests of the vegetable garden.
If source of the seeds is unknown, or infested seedlots must be used, treat seed with hot water to eradicate pathogenic bacteria. Cabbage diseases, pests and problems basic information. Cabbage worms are the larvae of the moths and butterflies. Knowing the most common cauliflower pests is a good start to vetting the problem and annihilating these annoying and destructive bugs on cauliflower plants. The cabbage looper moth has mottled, grayishbrown, 1. Pest and disease control washington state university. Florida ranks third for freshmarket cabbage production nationally, so local farmers should know about possible threats to cabbage crops and how to manage them. A key tool is this 600l, 14mwide jacto boomsprayer, hauled by a highclearance 4. This bacterial disease is common in areas having a warm and wet climate.
Managing insect pests and disease in the cabbage family icipe. Destroy old stalks of cabbage as soon as the crop is harvested to help prevent destructive outbreaks of these aphids. Always try to keep the field clean and free of weeds as weeds could serve as a host for many pests. Pests, natural enemies, diseases and disorders of vegetable brassicas in. Recommendations for managing weeds, pests and diseases in vegetables like corn, tomatoes, potatoes, onions, asparagus, squash and peppers. Cabbage comprising several cultivars of brassica oleracea is a leafy green, red purple, or white pale green biennial plant grown as an annual vegetable crop for its denseleaved heads. One of the most popular insects affecting cabbage is the cabbage worm. Managing cabbage pests and diseases february 7, 2019 cabbages are a good source of income for many zambian farmers and care should be taken to ensure that they are well cultivated and farmers find humble time to take good care of them by simply attending to them and ensuring that they are prevented from major disease infections.
Pdf handbook on identification and management of pests. Surveillance through pheromone trap catches for spodoptera and diamondback moth. Vegetable diseases can be successfully controlled using an integrated disease control program. The latin name is pieris rapae, or artogeia rapae this is a common pest for cabbage, kale, cauliflower, broccoli, and other members of the cabbage vegetable family. Cabbage is a common vegetable that grows especially well in fertile and welldrained soils. Scout fields for key diseases, pests, and beneficial insects at least once per week treat according to thresholds given in cabbage management chart in oh vegetable production guide. Large holes in the leaves of brassica crops and nasturtiums are usually the work of cabbage white caterpillars. Pests, always on the come and go, have all that time to find them. The most destructive of these are black leg, blackrot, and cabbage yellows. Pests beneficals pests beneficals 4 5 adults, nymphs, parasitised mummies top, s grigg and cabbage aphid distorted leaves of cauliflower due to cabbage aphid infestation r lancaster dafwa wingless adults s williams aphid cabbage brevicoryne brassicae description nymph. If you see white or gray moths around your cabbage plants. Download 303 cabbage pests stock photos for free or amazingly low rates. Use only selective insecticides that suppress pests but allow natural enemies to survive i.