Dichotomous Tree Aloe
Dichotomous Tree Aloe
Plant Type: Aloes
Plant Height: 15-20 feet
Spread: 10-15 feet
Flower Color: bright red or orange
Sun Exposure: Full Sun, Partial Shade
Aloe dichotoma (Dichotomous Tree Aloe) – A Striking, Drought-Tolerant Aloe for Arizona Landscapes
Aloe dichotoma, commonly known as the Dichotomous Tree Aloe, is a unique and architecturally striking species within the Aloe family. This tree-like succulent can reach heights of 15 to 20 feet and spread 10 to 15 feet, forming a dramatic, branching silhouette. Its forked (dichotomous) growth habit and sculptural form make it an excellent focal point in large xeriscapes and desert gardens.
Key Features of Aloe dichotoma:
- Dichotomous Growth: The Dichotomous Tree Aloe is characterized by its forked branches, giving it a distinct, branching appearance. The narrow, blue-green leaves form rosettes at the ends of its branches, adding a textural contrast to its smooth, golden-brown bark.
- Drought Tolerant: Native to southern Africa (Namibia and South Africa), Aloe dichotoma is highly adapted to arid environments, making it an ideal choice for xeriscaping and water-wise landscaping in Arizona.
- Magnificent Size: This large aloe grows up to 15-20 feet tall and spreads 10-15 feet, making it perfect for spacious gardens and large rock gardens. Due to its size, it is not suitable for small spaces or container gardening.
Perfect for Xeriscaping and Large Desert Gardens
The Dichotomous Tree Aloe is an ideal choice for xeriscaping, large desert landscapes, and as a focal point in rock gardens. Its sculptural form and low water requirements make it perfect for Arizona’s arid climate.
- Minimal Maintenance: Once established, Aloe dichotoma is drought-tolerant and thrives in full sun to partial shade. It prefers well-drained soil and requires minimal watering, making it a low-maintenance option for water-efficient gardens.
- Ornamental Appeal: The blue-green to gray-green leaves, coupled with its golden-brown bark, create a stunning visual contrast, adding an architectural presence to desert gardens.
- Exotic Focal Point: Its large size and dichotomous growth make it perfect for spacious landscapes, creating a bold, exotic focal point that draws attention.
Why Choose Aloe dichotoma for Your Arizona Garden?
- Drought Tolerant: Perfect for xeriscaping and low-water-use landscapes, the Dichotomous Tree Aloe thrives in arid environments with minimal water, making it ideal for Arizona’s dry climate.
- Striking Visual Appeal: Its forked branches, smooth bark, and blue-green foliage create a sculptural form that adds visual drama to any landscape.
- Low-Maintenance: With its drought tolerance and minimal care needs, this aloe is an excellent option for gardeners looking for water-efficient and bold plants.
Blooming and Pollinators
In winter, Aloe dichotoma produces tall spikes of bright red or orange flowers, providing a vivid contrast against its blue-green leaves. These blooms attract pollinators such as bees and hummingbirds, adding both color and biodiversity to the garden.
Planting & Care Tips
Aloe dichotoma thrives in full sun to partial shade and prefers well-drained soil. Once established, it requires very little water, making it highly drought-tolerant. Its large size and distinctive branching make it a perfect fit for large rock gardens, xeriscapes, and desert-themed landscapes.
The Aloe dichotoma (Dichotomous Tree Aloe) is a bold, drought-tolerant plant that brings both beauty and architectural interest to Arizona landscapes. Its impressive size, unique branching structure, and vibrant winter blooms make it a standout choice for xeriscaping, large gardens, and rock gardens in the Phoenix Valley.
Three Timbers Installation Guide (Feel Free to Follow): Dichotomous Tree Aloe
Planting Guide:
- Location: Full sun (at least 6 hours of direct sunlight daily for optimal growth)
- Soil: Well-drained, sandy or rocky soil (slightly acidic to neutral soil preferred)
- Spacing: Space trees 6-8 feet apart to allow for proper growth and air circulation
- 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: Dichotomous Tree Aloe grows as a tall, branching tree and does not require staking once established
Watering Guide:
Watering After Planting:
- Initial Watering: Water thoroughly immediately after planting to saturate the root ball and surrounding soil
- Frequency: Water every 3-4 days for the first 2-3 weeks to help establish the root system
- Watering Amount: Provide 2-3 inches of water per session to ensure deep watering
When is the Plant Established?
- Timeframe: Dichotomous Tree Aloe is considered established after 6-8 months when the roots have spread into the surrounding soil and the plant begins showing consistent new growth
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 24-36 inches away from the base of the tree to ensure deep watering
- Flow Rate: Use emitters with a flow rate of 2-4 gallons per hour for deep watering
- Number of Emitters: 2-3 emitters per tree to ensure even watering
- Adjusting Frequency: In summer, increase watering frequency to every 10-14 days. In winter, reduce to every 4-6 weeks