The gas plant is one of a handful of plants that cause what is called photodermatitis. In extreme cases, these reactions can lead to swelling around the eyes and mouth or even anaphylactic shock. Others, including oleander, may induce an allergic reaction when touched or eaten because they are toxic to dogs. Keep plants out of the bathrooms, where steam from the shower keeps the pot, plant, and soil moist. Most rashes go away on their own. But they’re not the only plants that can irritate your skin. These hives can be a reaction to a viral infection. If you touch the leaves or stems when you water or repot the plant, these plant secretions can transfer to your skin, causing itching, hives, or eczema. This usually dissipates shortly after eating but can be more severe in some cases. October 2, 2012 Indoor Allergies. Plants can cause symptoms of the lungs in the same way that they cause sinus symptoms. Avoid mold allergy reactions to house plants by keeping your plants in areas of the home where they are able to dry out from time to time. The leaves and stems of elephant ears contain calcium oxalate crystals, small, sharp formations that can cause painful swelling if they come in contact with the skin or mouth. Some plants; Antihistamines – available either over the counter or by prescription – are a frequently recommended treatment for hives. How to Treat Tomato Rashes . Ingestion can cause gastrointestinal problems. People with allergies to mold may experience allergy symptoms without knowing what the cause of the symptoms is. Fireplaces. A person whose sinuses are affected by a house plant inhales small particles that contain the plant's allergenic secretions. There are many types of pollen that come from trees, grass, weeds, and other plants. But what a great number of woods do have the potential to do is cause allergic reactions in sensitive individuals. NASA's Clean Air Report found that certain plants remove harmful toxins from within a home. 6. Not everyone is allergic to the same thing, and allergic reactions can range from the symptoms of hay fever ( Allergic rhinitis ) to rashes, hives and blisters (contact dermatitis). (Amaranthus caudatus) Love-lies-bleeding is known for its drooping red flower … Salicylate in plants can cause hives and swelling, known as angiodema. Weeping fig or ficus trees produce sap that can attach to dust particles. There are three general ways plants become skin irritants: You may notice your skin becoming itchy, even before any visible irritation appears. They are not as toxic when ingested as is commonly believed, but the milky sap can cause contact dermatitis. Don’t Smoke. Although, for some extremely sensitive people, any part of a plant they are affected by can cause irritation. House plants can cause runny nose and itchy eyes in some allergic individuals. When these come in contact with an allergic person, it causes itchy, watery eyes, and stuffy or runny nose. Rashes from handling tulip bulbs are so common they have their own name: "tulip bulb dermatitis" or "tulip itch." Indoor plants and flowers can produce pollen so avoid having them in the house if they cause sneezing. Cold urticaria is a form of physical urticaria that is characterized by the development of hives and swelling with cold exposure. Elizabeth Balarini is a freelance writer and professional blogger who began writing professionally in 2006. Dill can cause an itchy irritation if the juice comes in contact with skin. How to Treat Tomato Rashes It has similar proteins to latex, so many people with latex allergies have reactions to this plant as well. Histamine is the major cause of the hives and causes the blood vessels to leak hence causing the swelling and redness of the affected body organs. Not only do you have to watch out for the burning sting that yellow jackets can inflict while you are going about your business in the yard, but there is a weed (stinging nettle) that can also burn you and cause itching. Some plants can cause itchy rashes when touched. According to scientific research and medical cases, ornamental plants most likely to trigger an allergic reaction include: • Chrysanthenum (Compositae family) • Tulips, hyacinths, lilies, crocuses (Liliaceae family) • Roses (Rosaceae family) House plants can cause runny nose and itchy eyes in some allergic individuals. Exposure to sunlight can make the irritation even worse. Allergic contact dermatitis can occur in people who have previously been sensitized by fleabane and can take up to two days before showing symptoms. The worst indoor plants for allergy sufferers Chrysanthemums, weeping figs, orchids and marigold have been known to cause skin reactions. Hives in the Cold . In people prone to asthma, the affect could be frequent and severe asthma attacks. Acute hives, which are short-lived. Tremor, sweating, weakness, chills, nausea, vomiting, and headache are … Poison ivy may come to mind, but many common garden plants can also be skin irritants for sensitive people. In more serious cases, angioedema can also cause breathing difficulties, tummy (abdominal) pain and dizziness. Although wild ginger is often used as a medicinal herb, the oils from the leaves can cause contact dermatitis in some people. However, this is usually … Learn tips for creating your most beautiful (and bountiful) garden ever. Dust mites don’t bite humans, but their widespread presence in most homes can lead to uncomfortable allergy symptoms, including skin rashes. Bermuda grass Some of these plants, like the male juniper, create abundant pollen that affects dogs. It will take several exposures before you will build up the antibodies necessary to counteract the proteins in the tomato. Although tiny, these crystals are sharp and can irritate skin on contact. Contact with tansy plants can cause a dry, itchy rash due to the sesquiterpene lactones in the plant parts. These may also trigger hives, along with latex, bees, other insects, and plants. Indoor Harmful Plants ; Outdoor Plants That Cause Hives ; Cats Eating Hibiscus Blossom ; Large, pendulous, trumpet-shaped brugmansia flowers perfume the air with their fragrance. An over-the-counter cream may be all you need for relief, but call your doctor if the rash worsens or if you develop blisters. One of the main causes of hives on dogs is an allergic reaction to a recent vaccination or medication. The stems and leaves of lady's slipper are covered in coarse hairs that can cause skin rashes when handled. 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