Other shrubs and trees which can trigger symptoms in some people include alder, ash, coprosma, cypress, elm, liquidambar, maple, mulberry and plane trees. Flowers in the Asteraceae family can also be a trigger – these include daisies, marigolds, and chrysanthemums. Strongly scented plants can also affect some people.
Philodendron. The sap from these trendy houseplants can irritate your skin and mouth, resulting in throat swelling, breathing difficulties, burning pain, and stomach upset. Severe reactions are rare, but it's still best to keep philodendrons away from kids and pets.
Eucalyptus. Eucalyptus is well-known and has been used since antiquity for its decongestant properties. The leaves of the tree contain eucalyptol, which can help loosen phlegm and ease breathing. That is why it is often used in inhalants and cough drops.
This has led some people to worry that having plants in the bedroom could deplete oxygen levels during the night. However, it's important to note that the amount of carbon dioxide released by plants at night is minimal and unlikely to have any significant impact on your room's oxygen levels.
Tomatoes are less compatible with plants from the same family. Potatoes, eggplants and physalis also belong to the nightshade family (Solanaceae). You should not plant these directly next to your tomatoes. Potatoes and tomatoes are bad neighbors here, as both plants are susceptible to late blight.
Cucumber is a kind of cold-natured food, while peanut contains a lot of oil and fat. If cucumber and peanut interact with each other, it is easy to cause diarrhea.
Brassicas: Brassicas such as broccoli, cauliflower, and cabbage are not good companion plants for peppers as they require similar nutrients from the soil, which can lead to competition and reduced yield.
Large doses of belladonna alkaloids, such as atropine and hyoscine (scopolamine), can produce hallucinations, confusion and amnesia and the plants from which they are derived have been used for centuries for their effects.
Milkweed (Madar Plant): A Toxic Beauty
Its symbolism in Vastu echoes this toxicity. It's believed to bring instability and disharmony if kept at home. And there's some science behind this too! Milkweed's toxic nature makes it a risky choice for households, especially those with curious kids or pets.
The peepal tree is a tree that gives oxygen for 24 hours. It is also known as the bo or bodhi tree and belongs to the same genus as neem trees. The peepal grows up to 15 m tall and has grey bark on its branches. It's native to India, Myanmar, and Sri Lanka but is now found throughout Southeast Asia.
Tobacco (Nicotiana tabucum) Undoubtedly the most deadly plant on the planet, tobacco has managed to enslave humankind into farming it across nearly 10 million acres around the world, despite it killing over 8 million people every year – 1.3 million of whom die from second-hand smoke.
The leaves of the ivy leaf plant Hedera helix are an effective expectorant. They work by widening your airways and stimulating the release of mucus or phlegm. This herb and its extracts should be taken orally to get their expectorant benefits. You can add the dried herb or leaf into warm water to make ivy leaf teas.
Green tea. Green tea contains many antioxidants that may help reduce inflammation in the lungs. These compounds may even protect lung tissue from the harmful effects of smoke inhalation.
Foods that are rich in omega-3 polyunsaturated fatty acids — such as broiled salmon or oatmeal sprinkled with flax seeds and walnuts — are not only delicious: They may also help those suffering from chronic obstructive pulmonary disease (COPD) to breathe easier.