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Scientific Name: Solanum spp. Common Name: Nightshade Thorns/Spines? How is this plant unsafe? How do you plant safely? Yes Many species are poisonous because they contain a poison called solanine and different species contain varying amounts. Some species have spines.
Scientific Name: Strelitzia reginae Common Name: Bird of Paradise Thorns/Spines? How is this plant unsafe? How do you plant safely? No If ingested by cats or dogs, can cause vomiting and diarrhea. Supervise pets and children playing near this plant.
Scientific Name: Tagetes spp. Common Name: Marigold Thorns/Spines? How is this plant unsafe? How do you plant safely? No If leaves ingested can cause upset stomach, sap may cause mild irritation. Supervise pets and children playing near this plant.
Scientific Name: Thuja spp. Common Name: Arborvitae Thorns/Spines? How is this plant unsafe? How do you plant safely? No Plants can be toxic if ingested because they contain thujone oil. Supervise pets and children playing near this plant.
Scientific Name: Viola spp. Common Name: Violet Thorns/Spines? How is this plant unsafe? How do you plant safely? No Some seeds of some species are poisonous. Supervise pets and children playing near this plant.
Scientific Name: Wisteria spp. Common Name: Wisteria Thorns/Spines? How is this plant unsafe? How do you plant safely? No Seeds are poisonous. Supervise pets and children playing near this plant.
Scientific Name: Euphorbia rigida Common Name: Silver Spurge Thorns/Spines? How is this plant unsafe? How do you plant safely? No Sap is irritating and can be toxic if one gets it on exposed skin such as bare hands or eyes.
Scientific Name: Euphorbia spp. Common Name: Spurge Thorns/Spines? How is this plant unsafe? How do you plant safely? Some species have spines. Sap is irritating and can be toxic if one gets it on exposed skin such as bare hands or eyes. Some species have spines.
Scientific Name: Euphorbia tirucalli Common Name: Fire Sticks, Sticks on Fire, Pencil Cactus, or Milkbush Thorns/Spines? How is this plant unsafe? How do you plant safely?
Scientific Name: Ficus spp. Common Name: Fig Thorns/Spines? How is this plant unsafe? How do you plant safely? No Sap is toxic. Use caution when working with this plant and consider wearing protective clothing such as long sleeves, long pants, gloves, sturdy shoes and eye protection.
