Black Pepper variety · Traditional cultivar
Aimpiriyan
Also known as Aimpiri; Aimpiriyam
Wayanad district, Northern Kerala, Western Ghats · Farmer selection over generations
High oleoresin and piperine; aromatic with fruity notes; premium quality; basis for IISR Panchami selection.
Key facts
| Type | Traditional cultivar |
|---|---|
| Origin | Wayanad district, Northern Kerala, Western Ghats |
| Breeder / source | Farmer selection over generations |
| Yield | good yields reported; high driage potential |
| Tolerance | Moderate tolerance to foot rot |
| Distinctive features | Oleoresin 15.7%; piperine 5.4%; essential oil variable; larger peppercorns; distinctly aromatic and spicy; fruity top notes |
| Grown in | Wayanad district and high-altitude areas of Northern Kerala |
| Also known as | Aimpiri; Aimpiriyam |
Figures are indicative, compiled from public agricultural sources (ICAR institutes, State Agricultural Universities, the Spices Board and the National Innovation Foundation) and vary with soil, season and management. Confirm with your local package of practices.
Aimpiriyan in detail
Aimpiriyan is a traditional high-oleoresin black pepper landrace from Wayanad that was selected as the parent material for IISR's improved Panchami variety.
Origin & story
The variety originated in Wayanad district, Northern Kerala, through farmer selection over generations. It is recorded as collection number 856 (Coll.856) in the Indian Institute of Spices Research's germplasm and served as the source material for the Panchami selection, released in 1991. It is recognised among Kerala's pepper landraces maintained for research and cultivation.
How it grows
Aimpiriyan is grown in the Wayanad region of Northern Kerala. Wayanad is Kerala's second-largest pepper-growing district, with roughly 12,498 hectares under pepper producing around 6,593 tonnes annually (district-level figures, not specific to this variety). As elsewhere in the region, growers increasingly use high-density planting with concrete or living supports, drip irrigation, and organic pest management with bioagents such as Trichoderma and Pseudomonas, though these are general regional practices rather than requirements particular to Aimpiriyan.
Quality & character
The variety contains about 15.7% oleoresin and around 5.4% piperine, contributing to both pungency and aroma. Published essential-oil studies of Aimpiriyan report limonene and β-caryophyllene among the major volatile components. Peppercorns are larger than many standard types, and the pepper is distinctly aromatic and spicy with fruity top notes.
Why it matters to buyers
The high oleoresin content makes the variety useful for both whole-pepper and oleoresin-extraction markets. Its selection as parent material for the higher-yielding Panchami variety (which averages 2,828 kg dry pepper/ha and up to 6,528 kg/ha under good conditions, with 34% dry recovery) reflects its quality merit. Larger, aromatic peppercorns suit specialty spice buyers, and the variety is genuine agricultural heritage held in IISR's black pepper germplasm collection.
About black pepper
India's pepper tapestry splits into two worlds—old landraces born from the Western Ghats soil and careful farmer selection over generations, and modern releases from KAU Panniyur and ICAR-IISR that blend tradition with yield ambition. The ancient cultivars like Karimunda, Kottanadan, and Narayakodi remain the anchor, each rooted in its own stretch of humid…
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