Opuntia Pubescens

Description

Opuntia pubescens is a species of cactus that is native to Mexico and the southwestern United States. It is commonly known as the “furry prickly pear” due to its unique appearance. This cactus can grow up to 10 feet tall and 5 feet wide, and it features large, flat, oval-shaped pads that are covered in tiny hairs. The pads are green in color and can be up to 8 inches long and 6 inches wide. Opuntia pubescens also produces small, yellow flowers that bloom in the summer, which are followed by edible red fruits.

Taxonomic Information

Appearance

Opuntia pubescens is a unique-looking cactus due to its furry exterior. The tiny hairs on the pads give the plant a soft, fuzzy appearance. The pads themselves are large and flat, with a green coloration that can range from light to dark shades. They are covered in sharp spines that are yellow or brown in color, and the spines can be up to 2 inches long. Opuntia pubescens also produces small, yellow flowers that bloom in the summer, which are followed by edible red fruits that are roughly the size of a cherry.

Care Guide

Opuntia pubescens is a hardy cactus that is relatively easy to care for. Here are some tips:

• Water: Water your cactus deeply but infrequently, allowing the soil to dry out between waterings. Overwatering can lead to root rot.
• Fertilization: Fertilize your cactus once a month during the growing season with a balanced, water-soluble fertilizer.
• Soil: Plant your cactus in well-draining soil that has a pH between 6.0 and 7.5. You can also use cactus soil mix if available.
• Sunlight: Opuntia pubescens loves bright, direct sunlight, so be sure to place it in a spot where it can receive plenty of sunshine.
• Hardiness Zones: This cactus is hardy in USDA zones 9-11, but can be grown as a houseplant in colder climates.

Common Pests & Diseases

Opuntia pubescens is relatively pest and disease resistant, but there are a few things to watch out for:

• Mealybugs: These insects can infest the pads and feed on the plant’s sap. They can be treated with insecticidal soap or rubbing alcohol.
• Cochineal Scale: These insects secrete a sticky substance that can attract ants and cause mold growth. They can be treated with insecticidal soap or neem oil.
• Root Rot: Overwatering can lead to root rot, which can be fatal to your cactus. Be sure to allow the soil to dry out between waterings.

Habitat

Opuntia pubescens is native to Mexico and the southwestern United States, where it grows in rocky, dry areas. It can also be found in desert regions and along the coast. This cactus is adapted to hot, arid conditions and can tolerate drought and high temperatures.

Question and Answer

Q: Is Opuntia pubescens safe to touch?

A: While the spines on Opuntia pubescens are sharp and can cause irritation, the furry exterior of the pads can make them feel soft to the touch. However, it is still recommended to wear gloves when handling this cactus.

Q: Can Opuntia pubescens be grown indoors?

A: Yes, Opuntia pubescens can be grown as a houseplant in a bright, sunny location. However, it may not produce flowers or fruit indoors.

Q: Are the fruits of Opuntia pubescens edible?

A: Yes, the red fruits produced by Opuntia pubescens are edible and can be used in jams or eaten fresh. However, be sure to remove the spines before consuming.

Q: How often should I fertilize my Opuntia pubescens?

A: Fertilize your cactus once a month during the growing season with a balanced, water-soluble fertilizer. Do not fertilize during the winter months.

Related Plants

• Opuntia ficus-indica (Indian Fig Cactus)
• Opuntia engelmannii (Cow’s Tongue Cactus)
• Opuntia microdasys (Bunny Ears Cactus)

References

• “Opuntia Pubescens.” Desert-Tropicals, www.desert-tropicals.com/Plants/Cactaceae/Opuntia_pubescens.html.
• “Opuntia Pubescens.” World of Succulents, worldofsucculents.com/opuntia-pubescens-fuzzy-prickly-pear/.
• “Opuntia Pubescens.” The Spruce, www.thespruce.com/opuntia-pubescens-3269336.