Long Spine Barrel Cactus

Plant Type: Cacti
Plant Height: 1-2 feet
Spread: 1-2 feet
Flower Color: yellow, orange or red
Sun Exposure: Full Sun

Long Spine Barrel Cactus (Ferocactus pilosus) – A Dramatic Addition to Arizona Landscapes

The Long Spine Barrel Cactus, scientifically known as Ferocactus pilosus, is a striking species native to the deserts of northern and central Mexico. Known for its long, red spines and robust, barrel-shaped body, this cactus is a favorite among desert landscapers and cactus enthusiasts for its bold appearance and easy care.

Key Features of the Long Spine Barrel Cactus:

• Distinctive Spines: The cactus features long, bright red or reddish-brown spines that line its pronounced ribs, creating a dramatic contrast against the green, cylindrical stem. This makes the cactus a visual standout in any landscape or garden.
• Compact Size: Typically, the cactus grows to about 1 to 2 feet in both height and width, forming a solitary, barrel-shaped stem.

Perfect for Xeriscaping and Desert Gardens

The Long Spine Barrel Cactus thrives in full sun and requires well-drained soil, making it ideal for xeriscaping, rock gardens, and desert-themed landscapes in Arizona. Its drought-tolerant nature means it requires minimal watering, making it perfect for low-maintenance gardens.

• Striking Blooms: In spring and early summer, the cactus produces showy flowers in shades of yellow, orange, or red, adding vibrant color to the landscape.
• Drought Tolerant: Like many desert cacti, it requires infrequent watering, allowing the soil to dry out between waterings, making it ideal for water-wise gardens.

Why Choose the Long Spine Barrel Cactus for Your Arizona Garden?

• Bold Appearance: The long, colorful spines and vibrant flowers make this cactus a standout feature in any desert landscape, adding texture and color.
• Low Maintenance: Adapted to dry, arid climates, the Long Spine Barrel Cactus thrives in full sun and well-draining soil, requiring minimal care once established.
• Perfect for Containers or Gardens: Its compact size and dramatic look make it a great choice for rock gardens, succulent displays, or even container planting.

Growth and Care Tips

The Long Spine Barrel Cactus thrives in full sun and well-drained soil. Water sparingly, ensuring the soil dries out between waterings to prevent overwatering, which can lead to root rot. While it’s drought-tolerant, protect the plant from freezing temperatures in colder climates.

Planting & Care Tips:

• Sunlight: Provide full sun exposure for optimal growth and spine development.
• Watering: Water infrequently, allowing soil to dry completely between waterings.
• Soil: Use a well-draining cactus soil mix to ensure healthy growth.

The Long Spine Barrel Cactus (Ferocactus pilosus) is a low-maintenance, visually striking cactus, perfect for adding color and texture to Arizona gardens. Its long red spines and vibrant blooms make it an attractive choice for rock gardens, xeriscaping, and container gardening.

Three Timbers Installation Guide (Feel Free to Follow): Long Spine Barrel Cactus

Planting Guide:

• Location: Full sun (at least 6 hours of direct sunlight for optimal growth)
• Soil: Well-drained, sandy or rocky soil (slightly acidic to neutral soil preferred)
• Spacing: Space plants 3-4 feet apart to allow for their large, cylindrical shape
• Planting Depth: Plant at the same depth as the root ball, ensuring the top of the root ball is level with the surrounding soil surface
• Support: Long Spine Barrel Cactus requires no staking and grows in a robust, upright form with long spines

Watering Guide:

Watering After Planting:

• Initial Watering: Water thoroughly immediately after planting to saturate the root ball and surrounding soil
• Frequency: Water every 4-5 days for the first 2-3 weeks to help establish the root system
• Watering Amount: Provide 1-2 inches of water per session for deep watering

When is the Plant Established?

• Timeframe: Long Spine Barrel Cactus is considered established after 3-4 months when the roots have spread into the surrounding soil

Watering Once Established:

• Summer: Water every 14-21 days during the hotter months. If temperatures exceed 100°F, increase watering to every 10-14 days. Provide 2-3 inches of water per session.
• Winter: Water every 4-6 weeks during the cooler months, depending on rainfall.

Drip Irrigation Setup:

• Placement of Emitters: Place the drip emitters 18-24 inches away from the base of the cactus to ensure deep watering
• Flow Rate: Use emitters with a flow rate of 1-2 gallons per hour
• Number of Emitters: 1 emitter per plant for even watering distribution
• Adjusting Frequency: In summer, increase watering to every 10-14 days. In winter, reduce to every 4-6 weeks