Foraging for ‘Aster scaber’ can land you in the hospital? How to avoid spring poisoning from wild herbs

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By Global Team

Every spring, cases of people mistaking poisonous plants for edible wild herbs and ending up in emergency rooms are reported across the country. As more people forage for wild herbs around this season, misidentifying poisonous plants that look similar to edible ones can lead to severe poisoning symptoms. The Ministry of Food and Drug Safety and the Korea National Arboretum under the Korea Forest Service released a guide on April 10th to help the public distinguish between commonly confused plants and urged caution.

Over the past five years, there have been 41 reported incidents of people experiencing abdominal pain or vomiting after consuming poisonous plants, with 80% occurring between March and June, highlighting the seasonal risk of confusion.

Experts warn, “Even those with experience in foraging can easily make mistakes, and indiscriminate collection of wild herbs during this period can inadvertently harm health.”

The Ministry has listed several commonly confused plants. Although differences in root or leaf shape, stem color, and scent can help identify them, recognizing these distinctions is not always easy.

Codonopsis vs. American Pokeweed
Codonopsis vs. American Pokeweed: Codonopsis has wrinkled roots with a distinct aroma, while American Pokeweed has smooth roots and purple stems without any scent.
Umbrella Plant vs. Jack-in-the-Pulpit
Umbrella Plant vs. Jack-in-the-Pulpit: The Umbrella Plant has finely divided leaf edges arranged in two rows, whereas Jack-in-the-Pulpit’s leaves do not split at the end of the stem.
Ligularia vs. Angelica keiskei
Ligularia vs. Angelica keiskei: Ligularia has a pleasant aroma with sharp serrated leaves, while Angelica keiskei lacks scent and has blunt leaf edges.
Mountain Allium vs. Lily of the Valley
Mountain Allium vs. Lily of the Valley: Mountain Allium has a strong chive scent and multiple leaves on a single stem. Lily of the Valley has straight leaves and highly toxic roots.
Butterbur vs. Wooly Burdock
Butterbur vs. Wooly Burdock: Butterbur has soft, hair-covered leaves with no shine, while Wooly Burdock has dark green glossy leaves with many brown hairs.
Mugwort vs. Corydalis
Mugwort vs. Corydalis: Mugwort is characterized by its unique scent and soft hair, while Corydalis lacks scent and emits an unpleasant odor.

Such confusion between plants with similar appearances is not merely a mistake but can lead to serious health consequences. The government emphasizes that if one is not confident in distinguishing these plants, the best precaution is to not forage them personally. Wild herbs distributed for sale undergo verification of species and safety inspections, making them safer options. If wild collection is necessary, prior learning through the ‘Guidebook on Toxic Plants’ provided by the Korea National Arboretum is advised.

Moreover, even edible wild herbs like Daylilies need to be blanched before consumption due to their inherent toxic components. Daylilies contain harmful substances like ‘Colchicine,’ and the younger leaves are safer to eat. Consuming them raw or mature leaves can cause nausea and vomiting.

If symptoms like abdominal pain, vomiting, or diarrhea occur after consuming poisonous plants, it is crucial to visit a hospital without delay. The Ministry of Food and Drug Safety recommends bringing the remaining plants for accurate diagnosis.

The solution to avoiding poisoning from toxic plants is clear: instead of blindly foraging, confirming accurate information before consumption is the safest path.

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