Black Diamond Guava - Fruit Plant

Black Diamond Guava: A Rare, Ruby-Hearted Showstopper

The Black Diamond Guava (Psidium guajava 'Black Diamond') is a rare, collector-grade variety of tropical guava, celebrated for its dramatic, deeply pigmented dark foliage and stunning jewel-toned fruits. Revering from tropical breeding programs and rare fruit collections across Southeast Asia and tropical America, this high-yield cultivar combines ornamental grandeur with premium table-fruit quality. With its dark purplish-bronze bark, deep wine-colored leaves, and heavy clusters of dark-skinned, ruby-fleshed fruit, the Black Diamond Guava makes a commanding statement in sunny edible landscapes, terrace orchards, and large patio containers.

Common Names Across Regions

Around the world and among rare plant specialists, this unique cultivar is recognized by several descriptive titles:

English Common Names: Black Diamond Guava, Purple Diamond Guava, Dark Guava, Ruby Guava
India & South Asia: Black Diamond Amrood, Kala Diamond Koyya, Krishna Koyya
Southeast Asia: Guava Hitam, Jambu Biji Hitam
Latin America: Guayaba Diamante Negro, Guayaba Púrpura

Botanical Classification

Scientific Name: Psidium guajava cv. 'Black Diamond'
Family: Myrtaceae (Myrtle family)
Origin: Tropical America / Southeast Asian Horticultural Selection
Plant Type: Evergreen fruiting shrub / compact small tree

Unique Characteristics of the Fruit

The Black Diamond Guava is distinguished by its deep maroon-to-purplish skin that deepens dramatically under bright sunlight. When sliced, the fruit reveals a thick, vibrant magenta-to-ruby interior pulp filled with soft, easily edible central seeds. The flesh is dense, smooth, and extraordinarily fragrant, giving off an intoxicating tropical perfume. On the palate, it delivers a rich, dessert-like sweetness balanced with subtle musky berry undertones, evoking notes of dark berries, sweet melon, and classic tropical guava.

Nutritional and Health Benefits

Like all dark-hued superfoods, the Black Diamond Guava offers an extraordinary concentration of functional phytonutrients:

High in Anthocyanins: The intense purple pigmentation provides potent flavonoid antioxidants that protect cells against oxidative damage and support vascular health.
Exceptional Vitamin C Content: Contains significantly higher vitamin C levels than typical citrus fruits, reinforcing immune defense and promoting collagen vitality.
Rich in Dietary Fiber: Promotes optimal gastrointestinal health, smooth digestion, and assists with post-meal glucose regulation.
Natural Lycopene & Carotenoids: Rich in plant carotenoids that support vision, skin rejuvenation, and cellular repair.

Culinary Uses and Taste Profile

With its tender skin and rich, berry-scented flesh, the Black Diamond Guava shines in both fresh and culinary preparations:

Fresh Table Fruit: Eaten fresh out of hand with the peel on, or sliced into wedges with a dusting of Himalayan pink salt or chaat masala.
Antioxidant Juices & Coolers: Blended into stunning crimson-purple fresh juices, iced teas, and nutrient-dense morning smoothie bowls.
Gourmet Pastries & Preserves: Cooked down into decadent ruby-red jams, guava paste (ate de guayaba), fruit reductions, and tart fillings.
Artisanal Salads: Cubed fresh into tropical fruit bowls or tossed with leafy greens and soft cheeses for a vivid culinary contrast.

Cultivation and Growth Requirements

Sunlight: Requires full direct sunlight (6 to 8 hours daily); strong sun exposure is vital to develop and maintain the deep purple tint of both the foliage and fruit.
Watering: Moderate; water thoroughly when the top 1–2 inches of soil feel dry. While fairly drought-tolerant once established, consistent watering during flowering and fruit development maximizes fruit size and juiciness.
Soil: Prefers rich, fertile, well-draining sandy loam or garden potting mix enriched with well-rotted compost (pH 5.5–7.0). Ensure pots or planting beds drain freely.
Climate & Hardiness: Flourishes in tropical and subtropical warm climates; protect tender juvenile saplings from cold winds or frost.
Care & Pruning: Fast-growing and naturally resilient; light seasonal tip-pruning encourages heavy branching, denser growth, and abundant flower bud emergence along new wood.

Note: Please make sure to check the actual product image before purchase. The image is for reference purposes only. As it is a live plant, the actual product may vary in shape or appearance based on climate, age, height, and seasonal growth conditions. (Will be sent with fruits/without fruits based on climate and availability). Above specifications are indicative only and may vary by ±25% as these are live plants.

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We will initiate a refund or return if we get necessary evidence that plants/other items were damaged during transit or was in defective state when you received it. You can make a video of unboxing to make sure the plants/items reached healthy. You will get full refund to your account within 7 business days or we can resend your items as per your request. If you get a defective product please do whatsapp to 7034-01-6963 or email us to shop@theplantor.com with a photograph/Video of the defective item within 24 hours.

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Black Diamond Guava - Fruit Plant

Black Diamond Guava - Fruit Plant

Black Diamond Guava: A Rare, Ruby-Hearted Showstopper

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