Euphorbia Mammillaris

Description

Euphorbia Mammillaris, also known as Indian Corn Cob or Indian Corn Cob Cactus, is a succulent plant that belongs to the Euphorbia family. It is native to Madagascar and can grow up to 30 cm in height and 45 cm in diameter. The plant has green, cylindrical stems with small tubercles in a spiral arrangement, which look like miniature corn cobs. The stem can also produce small, yellow-green flowers in the summer.

Taxonomic Information

Appearance

Euphorbia Mammillaris has a unique appearance that makes it stand out from other succulent plants. Its green stems are cylindrical and covered with small tubercles arranged in a spiral pattern. The tubercles resemble miniature corn cobs, which give the plant its common name. The stem can grow up to 30 cm in height and 45 cm in diameter, forming a clump over time. In the summer, the plant produces small, yellow-green flowers that bloom in clusters at the top of the stem.

Care Guide

Euphorbia Mammillaris is easy to care for and can thrive in a variety of conditions. Here are some tips to help you take care of your plant:

Water

Water your Euphorbia Mammillaris sparingly, allowing the soil to dry out completely between waterings. Overwatering can cause root rot, which can kill the plant. In the winter, reduce watering to once a month.

Fertilization

Fertilize your Euphorbia Mammillaris once a month during the growing season with a cactus fertilizer. Do not fertilize in the winter.

Soil

Use a well-draining soil mix for your Euphorbia Mammillaris, such as a cactus or succulent soil mix. The soil should be slightly acidic with a pH between 6.0 and 7.0.

Sunlight

Euphorbia Mammillaris prefers bright, indirect sunlight. Direct sunlight can scorch the leaves and cause damage to the plant. Place your plant near a window that receives bright, indirect sunlight.

Hardiness Zones

Euphorbia Mammillaris is hardy in USDA zones 9-11.

Common Pests & Diseases

Euphorbia Mammillaris is generally pest and disease-free. However, here are some common problems to watch out for:

Pests

Scale insects and spider mites can infest Euphorbia Mammillaris. Use an insecticidal soap to control the infestation.

Diseases

Root rot can occur if the plant is overwatered. To prevent root rot, allow the soil to dry out between waterings and avoid watering the leaves.

Habitat

Euphorbia Mammillaris is native to Madagascar and is found in arid regions with low rainfall. The plant grows in rocky, well-draining soil in full sun. It is often found growing on rocky outcrops or in crevices.

Question and Answer

Q: Can Euphorbia Mammillaris be propagated?

A: Yes, Euphorbia Mammillaris can be propagated through stem cuttings. Allow the cuttings to dry out for a few days before planting them in well-draining soil.

Q: Is Euphorbia Mammillaris toxic?

A: Yes, Euphorbia Mammillaris is toxic if ingested. It contains a milky sap that can cause skin irritation and eye irritation.

Q: How often should I repot Euphorbia Mammillaris?

A: Repot your Euphorbia Mammillaris every two to three years or when the plant outgrows its current pot.

Q: Can Euphorbia Mammillaris be grown outdoors?

A: Euphorbia Mammillaris can be grown outdoors in USDA zones 9-11. It prefers well-draining soil and full sun.

Related Plants

• Euphorbia Milii
• Euphorbia Trigona
• Euphorbia Tirucalli
• Euphorbia Ingens

References

• “Euphorbia Mammillaris.” World of Succulents. Accessed 13 July 2021. <https://worldofsucculents.com/euphorbia-mammillaris-indian-corn-cob-cactus/>.
• “Euphorbia Mammillaris.” The Spruce. Accessed 13 July 2021. <https://www.thespruce.com/euphorbia-mammillaris-care-5079484>.
• “Euphorbia Mammillaris.” Plant Care Today. Accessed 13 July 2021. <https://plantcaretoday.com/euphorbia-mammillaris.html>.
• “Euphorbia Mammillaris.” Gardening Know How. Accessed 13 July 2021. <https://www.gardeningknowhow.com/ornamental/cacti-succulents/euphorbia/euphorbia-mammillaris.htm>.