Deadly Nightshade (Atropa belladonna)
Oleander (Nerium oleander)
Commonly planted in Southern gardens, oleander is one of the most poisonous plants you can grow due to the poison, oleandrin. This toxin damages the heart and will cause heart arrhythmia and can even cause death.
It's called aconitine, and it's a natural defense mechanism made by the aconite plant, also called monkshood for the shape of its flowers. For its effects, aconite is called wolfsbane, dogsbane and even, disturbingly enough, wifesbane. It grows in mountain meadows across the Northern Hemisphere.
Are Roses Poisonous? All parts of the rose, from the blossom to the leaves are non toxic to humans and safe to consume. Careful of the thorns on rose shrubs as they can easily scratch or poke you, causing minor skin irritations.
One very important thing that you need to remember is that not every flower is edible. In fact, sampling some flowers can make you very, very sick. You also should NEVER use pesticides or other chemicals on any part of any plant that produces blossoms you plan to eat.
Daffodil (Narcissus spp.), a common spring-flowering perennial, contains a toxic chemical that can cause gastrointestinal symptoms if ingested.
Pink oleander (Nerium oleander)
Perhaps the most famously lethal on our list is Atropa belladonna, the aptly named Deadly Nightshade. This toxic plant belongs to the same family as tomatoes, potatoes and aubergines, and can be found across Europe, including in Britain, as well as North Africa, Western Asia and some parts of the USA and Canada.
Amorphophallus titanum is often called corpse flower because when it blooms, it emits a powerful stench similar to that of rotting meat. This scent, along with the deep-red, meaty color of the open spathe, attracts insect pollinators that feed on dead animals.
The Bottom Line. Serious poisoning is unlikely when small pieces of azalea or rhododendron are swallowed. But swallowing large amounts of any part of the plant or honey made from these flowering plants can cause life-threatening symptoms.
For a field flower that is considered a weed by some, the daisy is surprisingly useful in the kitchen. Not only the bright yellow or white flowers are edible, also the small leaves. Edible daisies are slightly spicy. The taste is bitter, almost nutty.
Foxglove is notable for its tubular-shaped purple, pink, white, and yellow flowers. Depending on the species, the digitalis plant may contain several deadly toxins, leading to its other nickname, Witch's Glove.
The whole flower can be eaten, adding a spicy flavour to stir-fries, chicken or fish dishes. The flowers are intensely fragrant and are traditionally used for scenting tea, but can also be added to shellfish dishes. Only jasmine officinale is edible.
If ingested, may cause irritation to the gastrointestinal tract with symptoms of nausea, vomiting and diarrhea. Symptoms usually subside within 4 hours but may last up to 24 hours.
Both hyacinths and tulips belong to the Liliaceae family, and contain allergenic lactones or similar alkaloids. The toxic principle of these plants is very concentrated in the bulbs (versus the leaf or flower), and when ingested in large amounts, can result in severe clinical signs.
Edible bulbs are hearty, flavorful vegetables packed with loads of vitamins and nutrients. They can be stored for a very long time without spoiling, so they're especially popular for folks who love to cook and still want some fresh produce to dig into after most of their summer and fall harvest has been eaten.
Background. Edible flowers are defined as innocuous and nontoxic flowers with health benefits when consumed as human diet. So far, hundreds of edible flowers have been identified. Among them, marigold is one of the popular edible flowers which has been used from ancient times.
It seems unlikely that such a beautiful plant would be used for any other purpose than to accent our gardens. But the truth of the matter is, Lilies are edible. In fact, they are delicious. If you've ever wondered about this interesting bit about these gorgeous garden favorites, look no further.
There are over 150 varieties of rose plants—all of which are edible. Rose petals have a tender texture and a mild, floral flavor. Plus, they contain antioxidants and are high in vitamin C and vitamin A.
Do You Know Which Flower is a Potential Danger to Your Child? The Answer Is: Daisies Daisies, which are considered Chrysanthemums, are toxic to childrens and can cause a range of symptoms including skin rashes and blistering.
What's poisonous: The leaves, stems, roots, and berries are all toxic, with the bulbs containing the greatest amount of toxic chemicals. Symptoms: Poisoning from eating tulips may cause skin and mouth irritation, as well as abdominal upset and dizziness.
Returning to lilies, all plants in the lily family are dangerously toxic to people and pets — though, interestingly, most plants that gardeners call ''lilies'' belong to other plant families. Don't relax, however, because the majority of those lilies-in-name-only are also poisonous. Take crinum lilies, for example.