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Chanthaburi Series

จันทบุรี
Chanthaburi Series · "The Chanthaburi (province) bred series"
Also written: Chan series · Chanthaburi hybrids · Chanthaburi 1-10 · Chanthaburi durian

A series of registered durian hybrids bred at the Chanthaburi Horticultural Research Station by Dr. Songpol Somsri (the program began in 1979), crossing the classic varieties into distinct numbered ones, No. 1 through No. 10. Unlike the heritage durians, which were found in the wild, these were engineered for consistent, marketable traits like very low aroma, early ripening and dense flesh. Released to growers in 2006.

Beginner-friendlyMild aromaUncommon
Identify it
The tellNot one fruit but a government-bred series of registered hybrids, No. 1–10. Look for the number on the sign; each is a distinct cross.
Shape
Varies by variety
Size
1.5–3.6 kg · varies
Thorns
Moderate (varies)
Flesh, cut
Yellow to deep gold · varies
The varieties in this series

Chanthaburi No. 1

จันทบุรี 1Chanee × Monthong

Bred to barely smell, often sold as the 'odorless durian.'

Sweet and rich with very low aroma and fine flesh that holds its texture. The 'airline-friendly' pick of the series.

Size 2.6–3.6 kgSeason Early · ~105 days after floweringAroma Very mild aroma
SweetAromaCreamy

Chanthaburi No. 2

จันทบุรี 2Chanee × Puangmanee

The smallest of the series, often under 2 kg, with deep orange-gold sticky flesh.

Small fruit with intensely sweet, deep-gold, sticky-fine flesh and mild aroma. Bred for export and the earliest of the series to ripen.

Size 1.5–2.3 kgSeason Earliest · ~95 days after floweringAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 3

จันทบุรี 3Kanyao × Chanee

Round with an unusually long stem; dense Kanyao-like flesh with a Chanee bitter edge.

Many tasters' favourite of the series. Dense and creamy like Kanyao but with Chanee's gentle bitterness and a moderate aroma. A heavy, reliable bearer.

Size ~2.8 kgSeason Moderately early · ~99 days after floweringAroma Moderate aroma
SweetAromaCreamy

Chanthaburi No. 4

จันทบุรี 4Kanyao × Chanee

Compact, oblate-round fruit with small, short, inward-curving thorns.

Deep yellow, very firm flesh that holds its shape for days after the husk splits. Sweet and rich with a mild aroma. Rarely found outside Chanthaburi.

Size 2–2.9 kgSeason Chanthaburi · ~112–116 daysAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 5

จันทบุรี 5Kanyao, open-pollinated (father unrecorded)

Round fruit with flesh a deeper yellow than its Kanyao parent.

Deep yellow, fine, moderately sticky flesh that leans creamy-rich more than sweet, with a mild aroma. An early-season pick, rarely found outside Chanthaburi orchards.

Size 3–3.4 kgSeason Chanthaburi · early, ~100–109 daysAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 6

จันทบุรี 6Kanyao × Monthong

Flat, oblate shape, squatter than Monthong or Kanyao.

Medium-sweet, fine flesh that holds its shape when ripe, with a mild aroma. The oblate shape and shorter time to harvest make it an early eastern option.

Size 3–3.5 kgSeason Chanthaburi · ~112–118 daysAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 7

จันทบุรี 7Kanyao × Chanee

Round to round-oval, with small, short, curved thorns.

Deep yellow flesh, sweet and rich with a mild aroma. One of the earlier members to ripen, on a short flowering-to-harvest cycle.

Size ~2.3 kgSeason Chanthaburi · early MayAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 8

จันทบุรี 8Chanee × Monthong

Nearly spherical, with small, short, inward-curving thorns.

Fine, sticky yellow flesh, very sweet with a mild aroma. Firm and long-keeping after harvest, which makes it grower-friendly. Registered 2016.

Size ~2.2 kgSeason Chanthaburi · ~110–117 daysAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 9

จันทบุรี 9Chanee × Monthong

Rounded, egg-shaped, with notably pale yellow flesh.

Sweet and rich with fine, sticky flesh and a mild aroma, reading close to Monthong in sweetness with Chanee's smooth texture. A late-season member, effectively unavailable at ordinary markets. Registered 2016.

Size 3.3–3.5 kgSeason Chanthaburi · late, Jul–AugAroma Mild aroma
SweetAromaCreamy

Chanthaburi No. 10

จันทบุรี 10Chanee × Nok Yip

Rounded fruit with large-based, short, dense thorns.

The newest of the series. Deep yellow, fine, sticky flesh with very low fibre and a mild aroma, gentler than Chanee but richer in texture than Monthong. Mostly orchard-direct.

Size 2.5–3 kgSeason Chanthaburi · Apr–JunAroma Mild aroma
SweetAromaCreamy
When it's good, by region
Chanthaburi Series season shifts with where it's grown
Eastern season; the series was bred for early, short maturity windows.
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Eastern Thailand (Chanthaburi/Rayong)
PeakIn seasonEstimated
Regional windows are approximate and shift year to year with weather. Hatched rows are best-estimate; refine them from your own logs.
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Overview

A series of registered durian hybrids bred at the Chanthaburi Horticultural Research Station by Dr. Songpol Somsri (the program began in 1979), crossing the classic varieties into distinct numbered ones, No. 1 through No. 10. Unlike the heritage durians, which were found in the wild, these were engineered for consistent, marketable traits like very low aroma, early ripening and dense flesh. Released to growers in 2006.

Eastern season; the series was bred for early, short maturity windows. Grown in Chanthaburi, Rayong. Uncommon to find.

Identity and member traits are from the official DOA registration. Not all ten are widely planted; confirm the specific number with the seller.

Common questions
What is Chanthaburi Series durian?

A series of registered durian hybrids bred at the Chanthaburi Horticultural Research Station by Dr. Songpol Somsri (the program began in 1979), crossing the classic varieties into distinct numbered ones, No. 1 through No. 10. Unlike the heritage durians, which were found in the wild, these were engineered for consistent, marketable traits like very low aroma, early ripening and dense flesh. Released to growers in 2006.

What Chanthaburi Series durian varieties are there?

The ones documented here are Chanthaburi No. 1 (Chanee × Monthong), Chanthaburi No. 2 (Chanee × Puangmanee), Chanthaburi No. 3 (Kanyao × Chanee), Chanthaburi No. 4 (Kanyao × Chanee), Chanthaburi No. 5 (Kanyao, open-pollinated (father unrecorded)), Chanthaburi No. 6 (Kanyao × Monthong), Chanthaburi No. 7 (Kanyao × Chanee), Chanthaburi No. 8 (Chanee × Monthong), Chanthaburi No. 9 (Chanee × Monthong), Chanthaburi No. 10 (Chanee × Nok Yip). Each is distinct in size, season, and flavour, so confirm which one with the seller.

Which Chanthaburi Series durian smells the least?

Chanthaburi No. 1. Bred to barely smell, often sold as the 'odorless durian.'

When is Chanthaburi Series durian in season?

Eastern season; the series was bred for early, short maturity windows. Grown in Chanthaburi, Rayong. Windows are approximate and shift year to year with the weather.

Confidence: high. Taste numbers are aggregated and subjective. Your own ratings refine them. Regional season windows are partly estimated; see the note above. Identity and member traits are from the official DOA registration. Not all ten are widely planted; confirm the specific number with the seller.