Echinocereus Russanthus

Description

Echinocereus Russanthus, also known as the Arizona Fishhook Cactus or Echinocereus viridiflorus var. russanthus, is a small, slow-growing cactus native to the United States. It belongs to the Cactaceae family and is highly valued for its ornamental qualities.

Taxonomic Information

Appearance

Echinocereus Russanthus has a cylindrical stem that can grow up to 6 inches long and 2 inches in diameter. It has 7-12 ribs with dense, white spines that can reach up to 1 inch in length. The flowers, which bloom in late spring or early summer, are bright red, pink, or magenta with yellow or green centers. The fruit is a small, red berry that contains black seeds.

Care Guide

Echinocereus Russanthus is a low-maintenance plant that can thrive in a variety of conditions. Here are some tips for caring for your Arizona Fishhook Cactus:

Water

Echinocereus Russanthus is drought-tolerant and can survive long periods without water. However, it prefers well-draining soil and occasional watering during the growing season (spring and summer). During the winter months, it should be kept dry.

Fertilization

Echinocereus Russanthus does not require regular fertilization. However, a slow-release cactus fertilizer can be applied during the growing season to promote healthy growth and flowering.

Soil

Echinocereus Russanthus prefers well-draining soil with a pH between 6.0 and 7.0. A mix of sand, perlite, and peat moss can provide the ideal growing environment.

Sunlight

Echinocereus Russanthus thrives in full sun to partial shade. It should be placed in a location that receives at least 6 hours of sunlight per day.

Hardiness Zones

Echinocereus Russanthus is hardy in USDA zones 8-11.

Common Pests & Diseases

Echinocereus Russanthus is relatively pest and disease-resistant. However, some common pests and diseases to watch out for include:

Mealybugs

Mealybugs can infest Echinocereus Russanthus and cause damage to the plant. They can be controlled by wiping them off with a cotton swab dipped in rubbing alcohol.

Root Rot

Root rot can occur if the plant is overwatered or planted in poorly-draining soil. To prevent root rot, ensure the soil is well-draining and allow it to dry out between waterings.

Habitat

Echinocereus Russanthus is native to the southwestern United States, including Arizona, New Mexico, and Texas. It grows in rocky, well-draining soil in desert and grassland habitats.

Question and Answer

Q: How often should I water my Echinocereus Russanthus?

A: During the growing season (spring and summer), water your Echinocereus Russanthus occasionally when the soil has completely dried out. During the winter months, it should be kept dry.

Q: How can I prevent my Echinocereus Russanthus from getting root rot?

A: To prevent root rot, ensure the soil is well-draining and allow it to dry out between waterings. Additionally, avoid overwatering the plant.

Q: What is the ideal temperature range for Echinocereus Russanthus?

A: Echinocereus Russanthus prefers temperatures between 60°F and 85°F.

Q: How often should I fertilize my Echinocereus Russanthus?

A: Echinocereus Russanthus does not require regular fertilization. However, a slow-release cactus fertilizer can be applied during the growing season to promote healthy growth and flowering.

Related Plants

• Echinocereus engelmannii
• Echinocereus rigidissimus
• Echinocereus scheeri

References

• “Echinocereus Russanthus.” CactiGuide.com, www.cactiguide.com/cactus/?genus=Echinocereus&species=russanthus.
• “Echinocereus Russanthus.” World of Succulents, worldofsucculents.com/echinocereus-russanthus-arizona-fishhook-cactus/.
• “Fishhook Cactus (Echinocereus Russanthus).” Garden.org, garden.org/plants/view/1115/Fishhook-Cactus-Echinocereus-russanthus/.