Description
The Taiwan Red Mango, also widely known as the Irwin mango, is a premium cultivar that has become the cornerstone of Taiwan’s lucrative mango industry. Developed in South Florida and introduced to Taiwan in 1962, it has been the most popular mango in the Taiwanese market for over 50 years and is now grown commercially in Japan, South Korea, and Australia as well.
Detailed Description:
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Size:
The Taiwan Red Mango tree is a medium-sized evergreen, typical of the Mangifera indica species, reaching heights of approximately 5 to 10 meters. It has a dense, spreading canopy and is relatively easy to care for, thriving both in-ground and in large containers. -
Leaves:
The leaves are typical of the mango species—evergreen, simple, and lanceolate in shape with a leathery texture, arranged alternately along the branches. -
Flowers:
The tree produces small, creamy-white flowers in terminal panicles. In Taiwan, the bright red flowers of the Irwin tree are a notable sight, typically blooming before the Duanwu Festival period. -
Fruit:
The fruit is the defining feature of this variety. When ripe, it displays a striking bright red to purplish-red skin, often with a slight blush of yellow or orange around the shoulders. The fruit is medium to large, ovate to oblong in shape, with a rounded base and a pointed apex. The flesh is bright yellow-orange, juicy, smooth, and completely fiberless. The flavour is sweet and rich with a pleasant aroma, often described as having a mild tartness and floral notes. The fruit typically matures from June to July and is often borne in clusters. -
Branchlets:
The branchlets are characteristic of the mango species, forming a moderately dense canopy. -
Bark:
The bark is typical of the mango species—greyish-brown and fissured.
Other Notable Features:
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Global Recognition:Â The Irwin mango has been designated by Taiwan’s Council of Agriculture as one of the island’s “flagship export products,” alongside butterfly orchid, Oolong tea, and Tilapia fish.
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High Market Value:Â Due to its striking appearance and excellent eating quality, the Taiwan Red Mango commands premium prices in Asian markets and is a popular choice for export and gift-giving.
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Grafted for Early Fruiting: Grafted plants are preferred as they ensure the fruit is true to the parent variety and begin fruiting much earlier, often within 2-3 years of planting.
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Versatile Use:Â The fruit is excellent for fresh eating, smoothies, desserts, and even savoury dishes.
Climate Suitability for Nepal:
The Taiwan Red Mango is well-suited to Nepal’s climate, particularly the warmer regions.
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Ideal Regions: This variety thrives in tropical and subtropical climates. It requires warm temperatures and plenty of sunlight, making it suitable for Nepal’s Terai region, which experiences optimal temperatures (24–27°C) and adequate rainfall (890–1,015 mm) for mango cultivation.
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Climate: The tree is relatively drought-tolerant once established but will produce better fruit with consistent watering during the growing season. The proven international success of the Irwin variety—across Taiwan, Japan, Australia, and South Korea—demonstrates its broad adaptability to similar climates.
Why Choose Taiwan Red Mango from Gupta Nursery:
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Proven Quality:Â This is a globally recognised and commercially successful variety with over 50 years of market acceptance.
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Spectacular Appearance:Â The vibrant red skin makes it a stunning addition to any orchard and a high-value product for premium markets.
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Superior Eating Quality:Â The fiberless, sweet, and aromatic flesh provides an exceptional eating experience.
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Nepal’s Growing Mango Industry: Nepal has a thriving mango industry with significant commercial potential. A 1-hectare mango farm in Madhesh Province can generate annual returns of up to NRs 1,296,000 by the 10th year.
Cultivation Tips for Nepal:
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Light: Requires full sun exposure (6–8 hours daily).
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Soil: Prefers well-drained, fertile soil.
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Watering:Â Consistent watering during the growing season improves fruit production.
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Harvesting:Â The fruit typically ripens in late summer to early fall, depending on the local climate.
At Gupta Nursery, we are proud to offer genuine grafted Taiwan Red Mango (Irwin) plants—a globally celebrated variety that combines spectacular red beauty with premium sweetness, perfect for adding international flair to any garden or orchard in Nepal.





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