Ruby Dragon Fruit – Quick Profile
Scientific Name: Hylocereus costaricensis (sometimes Hylocereus polyrhizus, but mostly costaricensis group)
Characteristics
- Skin: Bright pink to red, sometimes with green-tipped scales.
- Flesh: Deep magenta/red, very vibrant color.
- Flavor: Sweet, berry-like taste; considered more flavorful than most white-fleshed types.
- Texture: Juicy, with small edible black seeds; less fibrous than some other varieties.
- Fruit Size: Medium to large (typically 300g–600g, but can be bigger in good conditions).
- Flower: Large, white, nocturnal (blooms at night, pollinated by moths or hand-pollinated).
- Growth Habit: Vigorous, climbing cactus; needs support (pole or trellis).
- Self-fertile: Usually self-sterile – needs pollen from a different cultivar for best fruit set.
- Harvest Season: Late spring through late autumn, depending on region.
Pros
- Stunning color (popular for eating fresh, juicing, and desserts).
- Sweet, aromatic flavor (more intense than white-fleshed types).
- Rich in antioxidants (due to the dark pigment, betalains).
- Attractive in the garden.
Notes for Growers
- Plant in well-drained soil, full sun to part shade.
- Water regularly, but don’t overwater.
- Prune for airflow and to encourage fruiting.
- Protect from frost and strong wind.
Comparison to Other Varieties
Ruby is not as common as ‘Vietnamese White’ but is prized for its color and flavor. Similar to ‘American Beauty,’ ‘Purple Haze,’ and ‘Red Jaina,’ but flavor and color intensity may vary. Not to be confused with ‘Ruby Ball’ or ‘Ruby Red,’ which are sometimes sold under similar names but might be different clones depending on the supplier.
Summary
Ruby Dragon Fruit is a striking, sweet, red-fleshed variety, highly desirable for both its ornamental value and its eating quality. It’s great for gardens, farms, and markets looking for something a bit more visually dramatic and flavorful than standard white-fleshed dragon fruit.