poisonous plants for cats

 Each owner of a purr should know the list of poisonous plants for cats, because the life and health of a pet often depends on this. So, which plants are dangerous for a cat? 

Poisonous indoor plants for cats

1. Azalea (the whole plant is poisonous to cats) – causes vomiting, diarrhea, convulsions, lung, heart or kidney failure.
2. Aloe causes diarrhea in cats.
3. Amaryllis (leaves, scales of bulbs and flower stalks are poisonous for cats in these plants) – cause vomiting, convulsions, diarrhea, allergic dermatitis, pulmonary, heart and kidney failure, affect the nervous system.
4. Aroid (for cats, juice containing oxalic acid is poisonous in these plants) – causes burns, swelling of the oral mucosa or larynx. If the edema is severe, it blocks the access of oxygen and can lead to the death of the cat. If the juice gets into the eyes, it causes conjunctivitis as well as corneal changes (irreversible).
5. Begonia (the whole plant is poisonous to cats due to the content of oxalic acid) – causes burns of the oral mucosa, swelling of the larynx.
6. Asparagus (asparagus) – causes diarrhea, vomiting, convulsions, lung, kidney or heart failure.
7. Gardenia jasmine – causes allergic dermatitis.
8. Geraniums, especially blood-red (all plants are poisonous to cats, but leaves in particular) – cause indigestion.
9. Decembrist (Epiphyllum, Schlumberger, Zygocactus, Christmas tree) (this plant is poisonous to cats as a whole, but the leaves are especially dangerous) – causes swelling of the larynx.
10. Dracaena fringed – causes swelling of the larynx in cats.
11. Zamiya – causes allergic dermatitis.
12. Kuturovye (for cats, juice containing many glycosides and alkaloids is poisonous in these plants) – causes diarrhea, vomiting, disruption of nervous regulation and cardiac activity, cardiac arrest.
13. Peperomia – causes a violation of coordination of movements, swelling of the larynx, acute heart failure.
14. Ivy (it contains a substance that, when interacting with cholesterol contained in red blood cells, causes them to divide) – causes diarrhea, vomiting, convulsions, lung, kidney and heart failure. Boston ivy causes laryngeal edema in cats.
15. Senseviera (pike tail) – causes allergic dermatitis in cats.
16. Boxwood evergreen (buxus) – causes severe intoxication of the body, can be fatal for cats.
17. Usambar violet – causes diarrhea and vomiting in cats.
18. Fatsia japonica (the whole plant is poisonous for cats) – disrupts the activity of the nervous system.
19. Haworthia – causes swelling of the larynx in cats.
20. Chlorophytum – causes allergic dermatitis in some (not all) cats.
21. Cyclamen (the juice in this plant is poisonous to cats) – irritates the mucous membrane of the eyes, causes skin burns, diarrhea, vomiting, convulsions, pulmonary, renal and heart failure.
22. Cyperus is a herb that causes diarrhea, vomiting, convulsions, lung, kidney and heart failure in cats.
23. Schefflera (poisonous houseplant for cats – whole) – causes irritation of mucous membranes and contact dermatitis.
24. Euphorbia (these plants are poisonous to cats, as they secrete milky juice, which contains euphorbin – a poisonous substance) – causes burns, conjunctivitis, inflammation of the mucous membranes, diarrhea, can cause blindness, nervous disorders.

Dangerous plants for cats in bouquets

1. Hyacinth (leaves, flowers, stems, pollen and bulbs in this plant are dangerous for cats) – causes poisoning, heart failure, impaired coordination of movements.
2. Iris (roots and leaves are dangerous for cats) – causes diarrhea and vomiting.
3. Lily of the valley – causes diarrhea and vomiting in cats.
4. Calla lilies (the danger for cats is the oxalic acid contained in these plants) – causes swelling of the larynx or irritation of the oral mucosa, impaired coordination of movements, acute heart failure.
5. Lily (in these plants, pollen is poisonous for cats) – causes impaired coordination of movements, swelling of the larynx, heart failure.
6. Narcissus (a poisonous plant for cats, especially its bulbs, flower stalks and leaves) – causes diarrhea, vomiting, convulsions, pulmonary or heart failure.
7. Snowdrops (a poisonous plant for cats as a whole, berries and flowers are especially dangerous) – cause allergies, disrupt the digestive system, and can cause cardiac arrest. Moreover, the water in which the flowers stand is also poisonous – do not let the cat drink it!
8. Tulip (leaves, bulbs and pollen are dangerous for cats in this plant) – causes allergic dermatitis, toxic poisoning, heart failure, and disrupts coordination of movements.
9. Chrysanthemum – causes irritation of the oral mucosa, diarrhea, convulsions, pulmonary, heart and kidney failure, allergic dermatitis.

What other plants are poisonous to cats?

Plants that are found outdoors can also pose a danger to the cat. This should be taken into account if your pet, for example, goes out for a walk. Outdoor plants that are poisonous to cats include the following: 

1. Adonis spring (the whole plant is poisonous to cats).
2. Aconite (wrestler) (the whole plant is dangerous for cats) – has a systemic toxic effect.
3. Aquilegia (seeds are dangerous for a cat in this plant).
4. Arizema trifoliate – disrupts the coordination of movements, causes acute heart failure and swelling of the larynx.
5. Aronnik – this plant contains alkaloids, so it is extremely dangerous for cats.
6. Periwinkle is a hallucinogen.
7. Begonia (the whole plant is dangerous for a cat due to the content of oxalic acid) – causes a burn of the oral mucosa, swelling of the larynx.
8. Colchicum autumn (the whole plant is poisonous for cats) – causes toxic poisoning, impaired coordination of movements, allergic dermatitis and heart failure.
9. Belladonna (all parts of the plant are poisonous to cats, as they contain alkaloids) – cause drowsiness, nausea, and vomiting.
10. Acacia white (pseudo-acacia) (for cats, the bark of the plant is poisonous) – causes diarrhea, vomiting, convulsions, abdominal pain, pulmonary, heart and kidney failure.
11. Belena – has a systemic toxic effect.
12. Spring white flower (bulbs, peduncles and leaves are dangerous for a cat in this plant) – causes allergic dermatitis, diarrhea, vomiting, convulsions, pulmonary, heart and kidney failure, affects the nervous system.
13. Euonymus (the whole plant is dangerous for a cat).
14. Biota (thuja orientalis) – causes swelling of the larynx, acute heart failure, disrupts coordination of movements.
15. Cicuta (a whole plant dangerous for cats) – causes colic, vomiting, nausea, dizziness, unsteadiness of gait, foam comes from the mouth, pupils dilate. Epileptoid seizures occur, which can cause paralysis and death.
16. Hogweed – causes severe skin burns.
17. Grapes girlish three-pointed, holly – causes laryngeal edema, vomiting, convulsions, diarrhea in cats, disrupts coordination of movements, leads to acute heart failure.
18. Wolf’s bast (in this plant, fruits, flowers, leaves and bark are poisonous for cats) – has a systemic toxic effect.
19. Helleborus (Christmas rose) (the whole plant is dangerous for cats, especially the leaves and root) – causes irritation of the mucous membranes, diarrhea, vomiting, heart failure.
20. Heliotrope is pubescent (seeds, stems and leaves are poisonous for a cat in this plant).
21. Geranium – causes indigestion in a cat.
22. Wisteria (Wisteria) – causes diarrhea and vomiting in cats.
23. Gloriosa is a deadly poisonous plant for cats.
24. Hydrangea (flowers and leaves are poisonous to a cat in this plant due to the content of cyanide ions) – cause diarrhea, vomiting, tremors, pulmonary, heart and kidney failure.
25. Delphinium (spur, larkspur) – causes diarrhea, vomiting, convulsions, pulmonary, heart and kidney failure in a cat.
26. Datura (all parts of the plant are poisonous to cats, as they contain alkaloids) – causes drowsiness, vomiting, nausea.
27. Fragrant tobacco (all parts of the plant are poisonous to cats, as they contain alkaloids) – causes drowsiness, vomiting, nausea.
28. Jasmine – has a systemic toxic effect on the cat.
29. Honeysuckle – causes swelling of the larynx in a cat.
30. St. John’s wort – affects the nervous system of a cat.
31. Honeysuckle (scented honeysuckle).
32. Dogwood – causes swelling of the larynx in a cat.
33. Clemantis (clematis) – causes diarrhea and vomiting in cats.
34. Castor bean – causes diarrhea and vomiting in cats.
35. Cannabis is a hallucinogen.
36. Horse chestnut (seeds, nuts, seedlings are poisonous for a cat) – causes diarrhea, vomiting, convulsions, pulmonary, heart and kidney failure.
37. Crocus (saffron) (the whole plant is poisonous to cats) – causes diarrhea and vomiting.
38. Bathing suit (for a cat in this plant, the roots are poisonous).
39. Lakonos (phytolacca) – causes diarrhea and vomiting in a cat.
40. American Lysichytum causes diarrhea and vomiting in cats.
41. Lupine – has a systemic toxic effect on the cat.
42. Buttercups – have a systemic toxic effect on the cat.
43. Poppy is a hallucinogen.
44. Digitalis (leaves in this plant are poisonous for a cat) – causes vomiting, diarrhea, convulsions, pulmonary, heart and kidney failure.
45. Mistletoe – causes heart failure.
46. Oleander (a completely poisonous plant for a cat, but the leaves are especially dangerous) – has a systemic toxic effect, causes heart failure.
47. Ferns – cause diarrhea and vomiting in cats.
48. Shepherd’s bag.
49. Primrose or primroses (including primrose) (the juice in these plants is poisonous to cats) – causes allergic dermatitis and burns.
50. Petunias (all parts of the plant are poisonous to cats due to the content of alkaloids) – cause diarrhea, vomiting, drowsiness.
51. Tansy (the plant is poisonous to cats, as it contains thujone and alkaloids, glycosides and organic acids).
52. Wormwood (aerial parts are poisonous for a cat in this plant).
53. Orange tree – causes vomiting, diarrhea, lung, heart and kidney failure.
54. Meadow lumbago (the juice in this plant is poisonous to cats) causes skin diseases.
55. Rhubarb (leaves of this plant are poisonous for a cat) – has a systemic toxic effect.
56. Rhododendron (a poisonous plant for cats, leaves are especially dangerous) – causes cardiac disorders, vomiting and diarrhea.
57. Ruta fragrant – causes burns and inflammation of the oral cavity.
58. Boxwood evergreen – has a systemic toxic effect, a fatal outcome is possible.
59. Tobacco (leaves of the plant are dangerous for a cat) – causes swelling of the larynx, heart failure, disrupts coordination of movements.
60. Yew berry (poisonous plant for cats, seeds, leaves and bark are especially dangerous) – causes diarrhea, vomiting, heart failure.
61. Physalis – causes diarrhea, vomiting, convulsions, pulmonary, heart and kidney failure.
62. Chlorophytum – in some cats it causes allergic dermatitis.
63. Hellebore (seeds, roots and leaves are poisonous for cats in this plant) – causes convulsions, diarrhea, vomiting, pulmonary, heart and kidney failure, can cause death.
64. Celandine (a poisonous plant for cats due to the content of alkaloids) – causes convulsions, increased intestinal motility, increased salivation, hallucinations.
65. Potato (shoots of this plant are dangerous for a cat).
66. Onions.
67. Tomato (green fruits, leaves and stem of the plant are poisonous to a cat).
68. Elderberry (poisonous berries).
69. Dandelion (the milky juice of an old plant is dangerous for a cat).