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The Daily Insight

Are Firestick plants toxic

Author

Emma Valentine

Published Mar 04, 2026

Euphorbia tirucalli, also known as stick-on-fire, firestick, and pencil stick, has toxic sap. … While the famous poinsettia belongs to the euphorbia family, it is not a succulent, however, it has a characteristic common to its succulent cousins.

Is Firestick plant poisonous to dogs?

Some people refer to the plants as “sticks of fire.” They can be small enough to fit in a container or tree-sized. “This plant’s white milky sap is toxic to pets and humans.

Is Euphorbia fire sticks poisonous?

The species Euphorbia tirucalli is native to a wide range from Madagascar north through tropical and subtropical Africa, the Arabian Peninsula and India. All parts of the plant are toxic if ingested. The milky sap may cause irritation to skin and eyes.

What happens if you touch a Firestick plant?

They are very sensitive and a small touch at the tips will expose a hot, white, milky sap. This sap will get on your skin and start to itch and burn. … This sap, in the worst-case scenarios, can lead to blindness. Removing the sap is a bit difficult because it acts as glue and dries clear.

How toxic is Euphorbia to dogs?

The pencil cactus, known as Euphorbia tirucalli, is toxic to humans and dogs worldwide as it contains a milky substance capable of causing serious gastrointestinal, ocular, and dermal injury. Vet bills can sneak up on you.

Why did my Firestick plant turn green?

So if you are getting a lot rain or are irrigating them really well that might turn them green, but if they have been getting good intense sun exposure they should have turned color at some point (when were they planted?).

How do you dispose of Firestick plants?

Lay the cut plant on a hard surface away from soil for one or two days to allow the sap to drain and the cut to form a callus. Cut the plant into several pieces if you have a large pencil cactus. Dispose of the cactus with other yard waste, based on your community’s policies.

Are Succulents poisonous?

Luckily, most succulents are considered non-toxic and are harmless to pets when ingested. Others contain skin irritants that can cause minor skin irritations, and some can cause mild symptoms when ingested.

Do Firestick plants bloom?

Firestick Plant Quick Growing Guide: Flowers: Euphorbia tirucalli produces small yellowish flowers that attract butterflies, bees and other insects. Firestick flowers grow in clusters in the apex or angle of the branches during the cooler months of the year.

How toxic is Euphorbia sap?

Categorised as a flowering plant in the spurge family, euphorbia is labelled as “poisonous” and a “skin and eye irritant” by the Royal Horticultural Society (RHS). In the Indian Journal of Ophthalmology, it says: “The milky sap or latex of Euphorbia plant is highly toxic and an irritant to the skin and eye.”

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Why is my Firestick plant not red?

Over-watering a firestick plant causes the succulent stems to become droopy. The fleshy stalks may lose their green, red, or yellow colors and turn an unsightly gray or brown color. To help revive an over-watered pencil plant, don’t water it until the soil dries out.

Can sticks on fire cause blindness?

Even after it is dry, it can cause severe skin irritation and serious eye injury. Contact with the eyes results in light sensitivity, redness, swollen eyelids, blurred vision and even bleeding. Getting sap in your eyes can cause damage to the corneas and even blindness if not treated soon enough.

What happens if you eat Euphorbia?

It is basically similar to Euphorbia sap, only most seem to know that Euphorbias have noxious sap. Not so with Plumerias. Caution. It can blind you, it is toxic to chew on and the sap can burn your skin.

What is stick plant?

One of the weirder group plants you can grow are those I call the stick plants. These are actually Euphorbias, though the common name for several of them are Pencil Cacti. … All these plants have that well-known toxic sap, typical of all the Euphorbia species.

How quickly do Firesticks grow?

Euphorbia tirucalli is perfect for container gardens. It grows quickly, so it may need to be repotted more frequently than other succulents. It will display the most color during winter months. Make sure to plant it in an area of your garden that gets at least 4–6 hours of bright sunlight a day.

Which succulents are bad for dogs?

  • Jade Plant (Crassula argentea) …
  • Silver Dollar (Crassula arborescens) …
  • Aloe (Aloe vera) …
  • Panda Plant (Philodendron bipennfolium) …
  • Snake Plant (Sansevieria trifasciata) …
  • Kalanchoe (Kalanchoe spp.) …
  • Pencil Cactus (Euphorbia tirucalli) …
  • Crown of Thorns (Euphorbia Milii)

Does pencil cactus cause blindness?

Euphorbia tirucalli (commonly known as aveloz, Indian tree spurge, naked lady, pencil tree, pencil cactus, milk bush) is a tree that grows in semi-arid tropical climates. A hydrocarbon plant, it produces a poisonous latex that can cause temporary blindness.

How do you trim a Firestick cactus?

Remove any dead, damaged or diseased branches. This will both tidy up the plant and promote new growth. Determine the shape and height you would like for your plant. Then use pruners or sharp, heavy scissors to shape the plant as desired by cutting off the branches above a node.

How often should you water a Firestick plant?

It will need water approximately every two to three weeks in summer but no water in winter. Allow the plant to dry out between irrigations. Care must be taken when caring for a pencil cactus to avoid the sap.

What makes a Firestick cactus turn red?

Firesticks are an essential drought resistant big color plant for the winter season when they can be in full sun all day long. Short days combined with intense sun and cool temperatures elicit the intense color change. … Many aloes actually turn red in winter or during the rest of the year in very dry conditions.

Why is my pencil plant dying?

Pencil Cacti like to dry out completely between waterings. The most common mistake made with these plants is overwatering. … Pencil Cacti are susceptible to root rot, so it’s very important that you do not water the plant if you detect any moisture in the soil.

Is pencil cactus poisonous to humans?

The succulent, found across San Diego County, is toxic to humans, dogs, and cats worldwide and can cause serious intestinal and skin injury, according to The American Society for the Prevention of Cruelty to Animals (ASPCA).

Which succulents are not poisonous to humans?

  • Zebra Haworthia.
  • Blue Echeveria.
  • Ponytail Palm.
  • Burro’s Tail.
  • Sempervivum “Ruby Heart”
  • Holiday Cacti.
  • Haworthia retusa.
  • Opuntia Species.

What types of succulents are poisonous?

  • Euphorbia Tirucalli (Firestick, Pencil Tree Plant, Pencil Cactus)
  • Euphorbia Milii (Crown of Thorns)
  • Euphorbia Lactea ‘White Ghost’
  • Euphorbia Mammillaris Variegata (Variegated Indian Corn Cob)
  • Kalanchoe Daigremontiana (Mother of Thousands)

What succulents are edible?

  • Prickly Pear (Opuntia Ficus-Indica) …
  • Dragon Fruit. …
  • Aloe Vera (Aloe Barbadensis) …
  • Purslane (Portulaca Oleracea) …
  • Saguaro Cactus (Carnegiea Gigantea) …
  • Barrel Cactus (Ferocactus Wislizeni) …
  • Chalk Lettuce (Dudleya edulis) …
  • Stone Crop (Sedum Species)

Are all euphorbia toxic?

All varieties of euphorbia produce a whitish latex sap upon being cut. The sap extruded is often toxic. However, the toxicity varies between and within genera.

What is the difference between purslane and spurge?

Spurge is almost always smaller than purslane, its stems are thin and woody, and its leaves lack purslane’s distinctive fleshiness. … When in doubt, there’s one fool-proof way to tell the difference: tear a stem. If it exudes a milky white sap, it is undoubtedly spurge.

Are all plants with milky sap poisonous?

A few perennials naturally produce a milky white sap when the foliage or stems are injured. Generally, this milky sap is toxic to animals and can cause skin irritation to humans. However, this liquid isn’t all bad and can actually repel garden pests such as deer.

How fast does pencil cactus grow?

This succulent yields a highly toxic milky sap if broken or torn. The Pencil Plant is otherwise very agreeable, surviving in nearly any condition that is both dry and above freezing. In favorable conditions, it is able to grow between two and 20 inches in a single season.

What do you do if you get Euphorbia sap in your mouth?

If swallowed, one should immediately seek medical attention. For skin contact, take dry baking soda and sprinkle it on the affected area. Rub the baking soda all over the sap/affected area. This will cause the sap to begin to ball up in the baking soda, so that it may be more easily removed.

What happens if you ingest Euphorbia sap?

If the sap is ingested, symptoms can include burning of the lips, tongue and mouth, salivation and vomiting. Deaths have been recorded from ingestion of the sap. Warning: For all eye exposures rinse the eye with water for 15 minutes and then seek medical attention. For all ingestions seek medical attention.