Eriocaulon Vietnam
Eriocaulon sp. 'Vietnam'
🌍 Vietnam · Thanh Hoa province
Common CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Easiest Eriocaulon in the hobby. Broad-leaved, 10-12cm tall. The unique aspect: tolerates harder water up to KH 8 — totally different from other Eriocaulon species. Good contrast next to narrow-leaved midground plants. Grows also in low-tech with CO₂.
⚗️ Water parameters
🔵 KH
0–8 °dKH
Unique: tolerates KH up to 8°!
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Best Eriocaulon entry point for Dutch style. Tolerates wide water parameter range.
💡 Tips
- Easiest Eriocaulon — ideal entry point
- Tolerates KH up to 8° — unique in the genus
- Grows also at lower CO₂ than other species
- Broad-leaved rosette contrasts well in Dutch style
🔍 Problems
⚠ Slow decline
→ Insufficient CO₂ or light
Eriocaulon ratnagiricum
Eriocaulon ratnagiricum
🌍 India · Ratnagiri district — endangered species
Rare CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Smallest Eriocaulon — adult only ~2.5cm! Characteristic spiky appearance. Fast-growing under good parameters. Naturally divides into smaller plantlets. Endangered in the wild. Ideal for nano aquariums due to its exceptionally small size.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Smallest rosette plant for nano Dutch style. Endangered species.
💡 Tips
- Smallest Eriocaulon — only 2.5cm adult
- Divides naturally — easy to propagate
- Fast-growing under good parameters
- Endangered in nature — preserve specimens
- Perfect for nano Dutch style
🔍 Problems
⚠ Not dividing
→ Plant needs optimal conditions for spontaneous division
Eriocaulon compressum
Eriocaulon compressum
🌍 North America · Atlantic coast — subtropical
Common CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
One of the easier Eriocaulon species alongside Vietnam. Broad-leaved, green rosette. Tolerates slightly harder water than most Asian species. Good entry point for the Eriocaulon group.
⚗️ Water parameters
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Accessible Eriocaulon for Dutch style beginners. Easier than Asian species.
💡 Tips
- Easier than most Asian Erios
- Broad-leaved — good contrast in Dutch style
- Tolerates slightly harder water
- Good entry point for the genus
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon cuspidatum
Eriocaulon cuspidatum
🌍 India · Sri Lanka
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Light green fine leaves. Grows alongside E. quinquangulare as green contrast. KH <2° for optimal growth. Medium difficulty. Fine leaves give elegant rosette structure.
⚗️ Water parameters
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Light green contrast for Dutch style next to red Eriocaulon species.
💡 Tips
- Light green contrast next to reddish Erios
- KH <2° for optimal growth
- Fine elegant leaf structure
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon Feather Duster
Eriocaulon sp. 'Feather Duster'
🌍 Asia — trade name (precise origin unknown)
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Popular trade name for an Eriocaulon species with fine plume-like leaves resembling a feather duster. Unique appearance in the hobby. Medium difficulty. Sensitive to KH like other Eriocaulon species.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Unique plume-like appearance for Dutch style midground.
💡 Tips
- Unique "duster" appearance
- Sensitive to KH like other Erios
- Soft water required
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon Ibaraki
Eriocaulon sp. 'Ibaraki'
🌍 Japan · Ibaraki prefecture
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Japanese Eriocaulon from Ibaraki prefecture. Grass-like appearance. Medium difficulty. Similar care to other Asian Eriocaulon species.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Japanese Eriocaulon for Dutch style midground.
💡 Tips
- Japanese origin
- Grass-like appearance
- Similar to other Asian Erios
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon lineare
Eriocaulon lineare
🌍 Asia — wide distribution
Common CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Narrow elongated leaves in rosette form. One of the easier species. Good entry point for the Eriocaulon group alongside E. Vietnam.
⚗️ Water parameters
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Simple Eriocaulon as entry point for Dutch style.
💡 Tips
- Easier species
- Narrow leaves — elegant rosette
- Good entry point for the genus
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon Japan needle leaf
Eriocaulon sp. 'Japan Needle Leaf'
🌍 Japan
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Japanese species with strikingly fine needle-like leaves. The needle appearance is characteristic and gives unique texture in the aquarium. Medium difficulty.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Needle-like Japanese Eriocaulon for texture contrast in Dutch style.
💡 Tips
- Needle-like leaves unique for an Eriocaulon
- Japanese origin
- Unique texture in the aquarium
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon Pakse Laos
Eriocaulon sp. 'Pakse Laos'
🌍 Laos · Pakse region
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Laotian Eriocaulon species. Medium difficulty. Good as accent in soft water Dutch style aquariums. Similar requirements to other Asian Erios.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Laotian Eriocaulon for Dutch style accent.
💡 Tips
- Laotian origin
- Soft water required
- Medium difficulty
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon parkeri
Eriocaulon parkeri
🌍 North America · Atlantic coast
Common CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
One of the easiest Eriocaulon species. Tolerates wider parameter range. Good entry point alongside E. Vietnam. North American origin.
⚗️ Water parameters
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Accessible North American Eriocaulon for Dutch style.
💡 Tips
- One of the easiest species
- North American origin
- Wider tolerance than Asian species
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon Polaris
Eriocaulon sp. 'Polaris'
🌍 Vietnam · An Son river
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Rosette-like plant with star-shaped leaf arrangement resembling a polar star. Medium difficulty. Popular among Eriocaulon collectors. Can grow large under good conditions.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Star-shaped rosette for Dutch style midground.
💡 Tips
- Star-shaped leaf arrangement characteristic
- Can grow large under good conditions
- Popular among Erio collectors
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon setaceum + varianten
Eriocaulon setaceum (en varianten)
🌍 Asia · Australia (Kimberly) · India (Kayin/Sao Benedicto)
Common CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Variable species group with fine grass-like leaves. Variants: standard, Kimberly (Western Australian strain), Kayin (Myanmar strain), Sao Benedicto (Brazilian strain). All relatively more accessible than other Eriocaulon species.
⚗️ Water parameters
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Accessible Eriocaulon setaceum species group. 4 variants available.
💡 Tips
- 4 variants: standard, Kimberly, Kayin, Sao Benedicto
- Relatively more tolerant than most Asian Erios
- Fine grass-like leaves
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon sieboldanium
Eriocaulon sieboldanium
🌍 Japan · China · Korea
Common CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
East Asian species. Grass-like appearance. Relatively easy. Tolerates moderate parameters. Good entry point for the Asian Eriocaulon species group.
⚗️ Water parameters
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
East Asian Eriocaulon as entry point for Dutch style.
💡 Tips
- Relatively easy
- Japanese/Chinese origin
- Grass-like appearance
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Eriocaulon Sulawesi
Eriocaulon sp. 'Sulawesi'
🌍 Sulawesi, Indonesia
Uncommon CO₂ Required Diff.: ★★★
📏 Foreground/Midground
📈 Slow
Subtropical Eriocaulon from Sulawesi island. Characteristic green leaf pattern. Medium difficulty. Similar requirements to other soft water Eriocaulon species.
⚗️ Water parameters
🔵 KH
0–3 °dKH
⚠ KH <3° for most species
🌿 CO₂
20–40 ppm
Direct CO₂ AT SUBSTRATE
🪨 Ammonia-rich soil required — roots longer than leaves
🇳🇱 Dutch Style
Sulawesi Eriocaulon for Dutch style accent.
💡 Tips
- Sulawesi origin
- Characteristic leaf pattern
- Soft water required
🔍 Problems
⚠ Soft/grey roots
→ CO₂ too low at substrate level
⚠ Slow decline
→ KH too high (gradual effect)
⚠ No new leaves
→ Fe deficiency or insufficient nutrition
Data: STRAAT Dutch Style · Aquasabi · community-verified sources | 2026 Aquabloom
