Denmoza rhodacantha — an easy houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Denmoza rhodacantha

Denmoza Rhodacantha

Updated · 31 observations
ON THIS PLANT

Denmoza rhodacantha is a species of cactus in the genus Denmoza that was described by Nathaniel Lord Britton and Joseph Nelson Rose in 1922.

A note from PlantMom

Denmoza rhodacantha resists many diseases and tolerates normal care without becoming ill easily. It can, however, be vulnerable to mealybugs; these pests may cause some damage but are typically not a major threat. In terms of care, Denmoza rhodacantha is drought-tolerant and does not require frequent watering. It can withstand long gaps between waterings and needs little fertilizer. That said, if light is poor and the plant is overwatered, it is highly prone to root rot. Overall, Denmoza rhodacantha is well-suited to people who prefer to spend less time on plant care, but it remains important to understand and meet its basic needs. It is especially appropriate for those who are away for long periods and might forget to water regularly.

— PlantMom
CARE GUIDE

How to keep Denmoza Rhodacantha.

Light

Native to arid regions, Denmoza rhodacantha grows best in full sun; its natural habitat is marked by intense sunlight and very little shade. It will also tolerate partial sun, giving it some flexibility in its growth.

Temperature

Denmoza rhodacantha is somewhat tolerant of heat but primarily does best and grows during the cooler months, becoming dormant in summer. In hot summer conditions, provide shade to avoid scorching from intense sunlight. Watering should be cut back or stopped during the hottest period to prevent root rot. It grows vigorously in winter and spring, and will continue steady growth as long as temperatures do not fall too low.

Fertilizer

For Denmoza rhodacantha, apply light doses of fertilizer 1–2 times a year during the growing season. Do not fertilize in winter or in summer when the plant is dormant. Use reduced fertilizer for plants that have been repotted and wait a couple of months after repotting before feeding. Fertilizing helps maintain healthy growth and promotes blooming.

CHARACTERISTICS

Botanical profile.

Plant Type
Succulent, Shrub
Life Cycle
Perennial
Genus
Denmoza
Family
Cactaceae
Hardiness Zone
9-11
Mature Height
49 cm to 91 cm
Mature Spread
1 cm to 2 cm
Leaf Color
Green, Dark Olive Green
Leaf Type
Evergreen
Flower Size
4.06 cm to 5.08 cm
Bloom Time
Summer
Planting Time
Winter, Spring
Harvest Time
Late summer, Early fall, Mid fall
ALSO KNOWN AS

Other names.

en Spiny red ball en ఎర్ర ముళ్ల కిరీటం
PLATES
Denmoza rhodacantha leaf
PLATE 01 · leaf
Denmoza rhodacantha leaf
PLATE 02 · leaf
Denmoza rhodacantha flower
PLATE 03 · flower
Denmoza rhodacantha flower
PLATE 04 · flower
Denmoza rhodacantha habit
PLATE 05 · habit
Denmoza rhodacantha habit
PLATE 06 · habit