Euphorbia cyathophora — a medium houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Euphorbia cyathophora

Euphorbia Cyathophora

Updated · 3 observations
ON THIS PLANT

Euphorbia cyathophora, commonly known as fire on the mountain or wild poinsettia, is a species of flowering plant in the spurge family. Native to Mexico and Central America, it has been introduced to various parts of the world as an ornamental plant. The plant can grow up to 2 feet tall and features bright green leaves that turn red or orange in the autumn. Its small, yellow-green flowers are surrounded by striking red bracts that resemble petals.

Euphorbia cyathophora thrives in full sun to partial shade and prefers well-drained soil, though it can tolerate a variety of soil types. While it is drought-tolerant once established, occasional watering during dry spells is beneficial. The plant's sap can cause skin irritation, so it is advisable to wear gloves when handling it.

This plant attracts butterflies and other pollinators with its vibrant colors and provides food for birds through its seeds during winter months, when other food sources are scarce.

A note from PlantMom

Wild poinsettia is fairly disease-resistant and generally not prone to illness. Nevertheless, it can be vulnerable to pests and diseases present in its environment. These problems are usually mild. In terms of care, this plant needs moderate maintenance. It should be pruned regularly to keep a pleasing appearance and encourage healthy growth. Fertilizing can also help stimulate flowering. Wild poinsettia is suitable for people with outdoor areas like a garden or patio and does not require extensive care experience. It may demand more attention when grown indoors.

— PlantMom
CARE GUIDE

How to keep Euphorbia Cyathophora.

Light

The wild poinsettia prospers in full sun and can also tolerate light shade. Native to regions with plentiful light, it can withstand variations in light quality. Too much or too little sun can result in less vibrant coloration or stunted growth, respectively.

Humidity

This plant will thrive in moderate humidity, which is probably the level in your home. However, misting it a few times a week can be very beneficial. Make sure the room has good ventilation.

Temperature

Wild poinsettia naturally grows in areas where temperatures range from 68 to 100 °F (20 to 38 ℃). Its ideal climate matches that range, favoring warm to hot conditions. Depending on the local climate—especially in colder times—seasonal adjustments may be necessary.

Fertilizer

When a Wild poinsettia has opened most of its blooms fully, resume fertilizing. At the peak of bloom production, apply fertilizer every three to four weeks, as the weather allows. Then, once the Wild poinsettia begins producing fewer new blooms, stop fertilizing; there is no need to feed the plant when it can no longer produce more blooms.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Annual, Perennial
Genus
Euphorbia
Family
Euphorbiaceae
Hardiness Zone
9-11
Mature Height
30 cm to 91 cm
Mature Spread
40 cm
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Red
Flower Size
2.54 cm
Bloom Time
Summer
Planting Time
Spring
Harvest Time
Mid summer, Late summer, Early fall
ALSO KNOWN AS

Other names.

en Dwarf poinsettia en Fire on the mountain en Painted spurge en Painted-leaf spurge en Paintedleaf en Fire-on-the-mountain en Fire on the mountains en Mexican fire plant en Red milkweed en Milk weed en Milk grass en Milky-milky en Wild poinsettia en Spurge en Maravilla en Cupflowered wild poinsettia en Painted poinsettia en Annual Poinsettia
PLATES
Euphorbia cyathophora leaf
PLATE 01 · leaf
Euphorbia cyathophora leaf
PLATE 02 · leaf
Euphorbia cyathophora flower
PLATE 03 · flower
Euphorbia cyathophora flower
PLATE 04 · flower
Euphorbia cyathophora fruit
PLATE 05 · fruit
Euphorbia cyathophora fruit
PLATE 06 · fruit
ALSO IN THE LIBRARY

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