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Ambri apple - traditional Kashmir cultivar Photo: Dinesh Valke from Thane, India · CC BY-SA 2.0 · source ↗

Ambri (traditional Kashmir apple)

Ambri is the indigenous apple of the Kashmir Valley, regarded as the most flavoursome traditional cultivar and culturally the "true" Kashmiri apple. It was the dominant variety of Kashmir orchards before the spread of Red Delicious and Royal Delicious in the mid-20th century. ICAR-CITH Srinagar and SKUAST-Kashmir maintain selections of Ambri (Trakroo, Hazratbali, Maharaji) in their germplasm collections.

Key characteristics

  • Origin: indigenous to Kashmir Valley; centuries-old land race
  • Tree: vigorous, spreading, long-lived (>50 years); seedling rootstock
  • Bearing: biennial / alternate; late-bearing (year 7-8 from planting)
  • Fruit shape: round-conic to oblong, medium-sized
  • Fruit colour: greenish-yellow with patchy red blush on the sun-exposed cheek
  • Flesh: cream-coloured, firm, juicy, aromatic, with a characteristic sub-acid sweet flavour widely regarded as superior to Delicious
  • Maturity: late October to early November (later than Delicious)
  • Storage life: 5-6 months in cold store; firmer than Delicious, retains crispness longer

Cultivation

Traditional Ambri orchards are planted on seedling rootstock at wide 8-10 m spacing because of the tree's vigour. Most existing Ambri trees in the Valley are over 40 years old, surviving as standards in mixed orchards. ICAR-CITH has standardised top-working of new Ambri grafts onto established Delicious frame trees as a low-cost revival strategy. The variety can be planted on MM-106 / MM-111 for moderate vigour reduction, but is not commercially planted on dwarfing M-9 because of its late-bearing habit. Like most apples, Ambri is self-incompatible — Golden Delicious or other diploid cultivars are used as pollinisers.

Pest and disease profile

Ambri is moderately susceptible to apple scab, powdery mildew and Marssonina blotch — generally less affected than Delicious — but it is highly susceptible to woolly apple aphid and to root borers. Its high vigour and long juvenile period limit the value of intensive spraying programmes; orchard sanitation and sodium silicate / lime washes on trunks are the traditional management.

Adoption and use

Ambri has receded from commercial planting because of low yield per unit area, biennial bearing and late entry into bearing. Even so, it commands a premium price in the Kashmir local market and in heritage / connoisseur retail (often ₹150-250/kg vs ₹40-80/kg for Delicious). ICAR-CITH and SKUAST-K have launched conservation orchards and on-farm revival projects to protect Ambri germplasm and have released improved selections crossed with Delicious to combine Ambri flavour with Delicious yield. The variety is also used in juice and cider trials for its high aromatic content and is suitable for CA storage extension.

See also: Royal Delicious, Red Delicious, apple rootstocks, apple scab, chilling units.

Sources

  1. Indigenous Apple Cultivars of Kashmir. ICAR-CITH Srinagar.
  2. Kashmir Apple. SKUAST-Kashmir.
  3. Apple cultivation in India. National Horticulture Board.