Giant Dutchman's Pipe

Binomial name

Aristolochia gigantea

Common names

Giant Dutchman's Pipe, Giant Pipevine

Description

Aristolochia gigantea, or Giant Dutchman's Pipe, is a striking, fast-growing vine known for its unusual and show-stopping flowers. The plant’s blooms resemble a giant, twisted pipe, with deep maroon and yellow hues that resemble a pipe, which is how it got its name. The flowers can grow to be quite large, making a dramatic statement in gardens, fences, or trellises. Aside from its eye-catching blooms, Aristolochia gigantea has large, heart-shaped leaves that provide lush greenery. It’s perfect for creating a tropical or exotic feel in your garden, where it can thrive with plenty of space to climb.

Light requirements

This plant thrives in full sun to partial shade. While it can tolerate some light shade, it will flower best with at least 6 hours of direct sunlight each day. A sunny location encourages the plant to grow vigorously and produce its distinctive flowers.

Soil preferences, including pH and drainage

Aristolochia gigantea prefers well-draining, fertile soil that is slightly acidic to neutral (pH 6.0–7.0). It does best in rich, loamy soil but can tolerate a range of soil types as long as drainage is good. This vine needs soil that retains moisture but doesn’t stay soggy, so make sure the soil is well-drained to prevent root rot.

Water needs

Water regularly, keeping the soil moist but not waterlogged, especially during the growing season. The plant enjoys consistent moisture but dislikes sitting in excess water. During cooler months, you can reduce watering, allowing the soil to dry out slightly between waterings. This plant prefers high humidity, so if grown indoors, it might benefit from occasional misting.