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Goniopora (Flowerpot Coral)

Goniopora stokesi · also called Flowerpot Coral, Goni, Daisy Coral, Ball Coral

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Goniopora (Flowerpot Coral)

A daisy-like LPS coral whose long polyps, each tipped with 24 tentacles, sway in the current creating a flowing flowerpot effect. Historically notorious for slow decline, but modern aquacultured strains are far more sustainable and reliable.

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Quick facts

SizeColonies 10-25 cm (4-10 in) across; each long polyp extends 3-8 cm with 24 tentacles tipped by a fleshy disc.
Lifespan10–50 years
Social needssolo
Native regionIndo-Pacific lagoons and turbid inshore reefs (Indonesia, Indian Ocean to the western Pacific)
OriginOld World
Climate🌴 Tropical
Water type🌊 Marine
FamilyPoritidae
GenusGoniopora

Part of the LPS Corals

Large-polyp stony corals (brains, Euphyllia, Goniopora, Scolymia, Lobophyllia, Favites, Acan, Dendro, Octospawn) with fleshy polyps over a calcium-carbonate skeleton. Intermediate-care reef corals that appreciate moderate light/flow and direct feeding.

Acanthophyllia (Meat Coral)AlveoporaBlastomussaBubble coralCandy cane coralChalice coralDendrophyllia (Branching Sun Coral)Duncan coralElegance coralFavites (Pineapple Brain)Frogspawn coralHammer coralLobophyllia (Lobed Brain / Meat Coral)Micromussa (Micro Lord)+7 more →

Habitat & space requirements

From the minimum an animal needs to be kept humanely, up to the ideal setup. Bigger is almost always better — minimums are floors, not targets.

Photo coming soon
Minimum

Established reef

40+ gal cycled 6+ mo / Alk 8-9 stable / Ca 420-440 / Mg 1300-1400

Advanced LPS — needs water-parameter stability + target feeding. Medium light, low flow. Newer reefers should start with hardier softies. Goniopora (Flowerpot) — 24-tentacle polyps; historically considered HARD (many waste away). Aquacultured 'Goni' lineages are easier; insist on captive stock.

Photo coming soon
Recommended

Mature 75-gal reef

75+ gal mature reef / dosing for Alk/Ca/Mg

Mature reef with parameter dosing (2-part or kalkwasser). Target-feed mysis/PE-flake or pellet several times weekly. Spot it low/mid with calm flow.

Photo coming soon
Ideal

Show reef + dedicated feeder

120+ gal show reef / dedicated turkey-baster feeding

Show-quality mixed reef with stable parameters and structured feeding routine. Goniopora (Flowerpot) — 24-tentacle polyps; historically considered HARD (many waste away). Aquacultured 'Goni' lineages are easier; insist on captive stock.

Life & growth stages

How this animal changes through its life — each stage often has its own care, diet and space needs.

Photo coming soon
Planula larva

Corals begin as a free-swimming planula larva released into the water column after spawning or brooding. The tiny, ciliated larva drifts and swims until it finds suitable hard substrate to settle on.

Photo coming soon
Single polyp

Once settled, the larva metamorphoses into a single founding polyp that secretes a calcium-carbonate (or proteinaceous) base and extends a ring of tentacles to feed. Reef-building corals begin laying down skeleton at this stage.

Mature colony stage
Mature colony

The founding polyp buds asexually into a colony of many genetically identical polyps, building the species' characteristic growth form — branching, plating, encrusting, or massive. A mature colony can reproduce and contributes to reef structure.

Color & pattern variants

Natural variants occur in the wild; selectively bred (man-made) variants were developed in captivity.

Natural
Green Gonioporarepresentative

Green Goniopora

Classic bright-green polyp colony, the most common and one of the hardier wild color forms.

Pink/Purple Gonioporarepresentative

Pink/Purple Goniopora

Pastel pink to lavender polyps; attractive but historically among the more demanding wild forms.

WWC Hollywood Nights Gonioporarepresentative

WWC Hollywood Nights Goniopora

RareIntermediate

A standout strain with deep royal-purple polyp bodies and bright neon-yellow tentacle tips that glow hard under blue reef lighting. Long, flowing polyps with constant motion make it one of the most sought-after flowerpot gonis in the hobby.

Tip: Keep it in lower-to-medium light (PAR ~125-175) with medium alternating flow on a mid-to-lower rockwork ledge; target-feed a fine SPS/coral food several times weekly to keep polyps extended. Give it space, as extended polyps can sting neighbors.

WWC Electrified Gonioporarepresentative

WWC Electrified Goniopora

RareAdvanced

A high-contrast goni with vivid neon coloration across the polyp field that lights up intensely under actinics. A WWC house-named piece prized for its saturated, glowing look.

Tip: Place it low-to-mid in the tank under lower-to-moderate light (PAR ~125-175) and gentle alternating flow; avoid blasting it directly so the long polyps can fully extend and feed. Target-feed fine coral foods several times weekly.

WWC Jewel Thief Gonioporarepresentative

WWC Jewel Thief Goniopora

Ultra-rareAdvanced

A rare, multi-colored 'jewel' morph WWC highlights as one of their top-tier gonis, with rich gem-like tones across the polyps. Considered a collector-grade flowerpot piece.

Tip: Give it stable, lower PAR (~125-175) and calm-to-moderate flow on a lower ledge; consistent target feeding is key to holding color and polyp extension. Best reserved for mature, stable systems.

Glitter Gonioporarepresentative

Glitter Goniopora

RareAdvanced

A widely-circulated morph named for the sparkling, glitter-like speckling across green-to-multicolor polyps that catches light as the coral sways. Also traded as 'Glitter Bomb.'

Tip: Lower-to-moderate light and medium flow suit it best; mount it where the long polyps have room to flow freely and feed small meaty/coral foods a couple times a week. Keep water parameters stable.

TCK Grand Master Gonioporarepresentative

TCK Grand Master Goniopora

Ultra-rareAdvanced

A top-shelf, intensely multicolored 'grand master' goni representing TCK's highest-grade flowerpot offering. A rare, premium-priced collector morph.

Tip: Treat it as a delicate showpiece: stable lower light, gentle flow, a mature tank, and consistent target feeding to keep the long polyps healthy and extended.

Sunburst Micro Gonioporarepresentative

Sunburst Micro Goniopora

UncommonIntermediate

A small-polyp ('micro') Australian goni with a bright fluorescent-yellow face, a red mouth, and pink-and-red tentacles. Tidal Gardens considers their captive-grown stock of this one notably hardy and fast-growing for a flowerpot.

Tip: Aussie micro gonis like stable, mature tanks with lower-to-moderate light and gentle flow; place low and feed fine foods frequently. Captive-grown stock tolerates conditions better than fresh imports.

Rainbow Micro Gonioporarepresentative

Rainbow Micro Goniopora

RareAdvanced

A micro-polyp Aussie goni with a purple-pink base and polyps of orange, pink, red and green with yellow tips, showing a rainbow mix across a dense polyp field. Prized for combining the rainbow look with fine micro-polyp texture.

Tip: Like other Aussie micros, give it a stable mature system, lower-to-moderate PAR and gentle flow on a lower ledge, with frequent fine feedings. Sensitive to parameter swings.

Miss Piggy Gonioporarepresentative

Miss Piggy Goniopora

UncommonIntermediate

An all-pink flowerpot named for its soft, candy-pink polyps, which are among the longest of any goni in Tidal Gardens' collection and give it dramatic movement. A popular, recognizable pink goni.

Tip: Lower-to-moderate light with medium flow keeps the pink saturated; place it mid-to-low and target-feed to keep the long polyps full and extended. One of the more forgiving gonis once settled.

TSA Rainbow Slide Gonioporarepresentative

TSA Rainbow Slide Goniopora

RareAdvanced

A multicolor 'rainbow' flowerpot from Top Shelf Aquatics' goni lineup, blending several bright tones across the swaying polyps. Part of TSA's heavily-branded goni collection.

Tip: Moderate light and medium alternating flow on a lower ledge let the polyps flow; feed regularly to maintain color and polyp size, and keep parameters stable.

Combo Rainbow Gonioporarepresentative

Combo Rainbow Goniopora

RareAdvanced

A 'combo'/rainbow flowerpot showing a blend of multiple colors in a single colony, sold as a WYSIWYG showpiece. Valued for the full rainbow spread of long, swaying polyps.

Tip: Give it lower-to-moderate light and gentle-to-medium flow with room for the polyps to extend; consistent target feeding keeps the multicolor display strong.

Golden Inferno Gonioporarepresentative

Golden Inferno Goniopora

RareAdvanced

A striking goni with red/pink polyp bodies and glowing gold-orange tips, sometimes traded as 'Gold Inferno.' The fiery tip-to-body contrast is its signature, looking electric under blues.

Tip: Lower-to-moderate PAR and low-to-medium flow bring out the tip color; place it low-to-mid and feed regularly to hold the inferno coloration. Don't crowd it, as it can send out night-time sweepers.

Insane Rainbow Gonioporarepresentative

Insane Rainbow Goniopora

RareAdvanced

A vivid, high-saturation rainbow flowerpot marketed as 'Insane Rainbow,' packing greens, pinks, oranges and yellows into one colony. A bold, showy multicolor goni.

Tip: Lower-to-moderate light and medium alternating flow on a lower ledge let the long polyps sway and feed; target-feed a few times weekly for best color and keep parameters stable.

Selectively bred (man-made)
Aquacultured Designer Gonisrepresentative

Aquacultured Designer Gonis

Tank-raised strains (e.g., bicolor and neon morphs propagated in captivity) selected for hardiness and color stability—far more reliable than wild colonies.

Jason Fox Kaleidoscope Gonioporarepresentative

Jason Fox Kaleidoscope Goniopora

RareIntermediate

A designer-named goni with a kaleidoscopic blend of colors across the polyp field, in the Jason Fox 'Signature' aesthetic. A recognizable named flowerpot line.

Tip: Jason Fox lists it as low light, medium flow; it does best target-fed and given a stable, mature tank. Place it low in the system and feed fine coral foods regularly.

ORA Ultra Red Gonioporarepresentative

ORA Ultra Red Goniopora

UncommonIntermediate

A deep, solid blood-red flowerpot with intense metallic-red polyps and a purplish-blue center, one of the most recognizable red goni lines in the hobby. The aquacultured ORA reds are among the hardier, more forgiving gonis.

Tip: More tolerant than wild gonis but still prefers stable parameters; acclimate from dim toward medium-to-higher light and use moderate flow. Place it with space from neighbors, since it can supercharge stinging tentacles, and feed regularly to maintain pigment.

Habitat & enclosure

Requires a mature, nutrient-stable reef aquarium—avoid brand-new tanks. Maintain temperature 24-27 C (75-80 F), salinity 1.025-1.026 SG, alkalinity 8-9 dKH (stable!), calcium 400-450 ppm, magnesium 1300-1400 ppm, and notably **mildly elevated nutrients: nitrate 5-15 ppm, phosphate 0.05-0.15 ppm**, which Goniopora prefers over ultra-clean water. Place on the sand bed or low rock in moderate light and moderate, varied flow. Native to Indo-Pacific lagoons and turbid inshore reefs.

Substrate

Often placed on a fine aragonite sand bed (its natural lagoon habitat) or on low rockwork. The skeleton is encrusting/massive; ensure good flow underneath to prevent detritus buildup and tissue recession at the base.

Equipment & setup

Mature reef system with skimmer (run slightly conservatively to retain some nutrients), multiple flow sources for gentle turbulent flow, reef LED/T5 lighting, heater/controller, and—critically—stable alkalinity via a doser or calcium reactor. A refugium or controlled feeding helps keep beneficial nutrient levels.

Diet

Photosynthetic but requires regular feeding to thrive long-term. Provide fine particulate foods—live/frozen rotifers, baby brine, oyster eggs, phytoplankton, and amino-acid/coral 'snow' broadcast foods—several times per week, as the small polyps capture tiny particles rather than large chunks. Target-feed gently to extended polyps.

Behavior & temperament

Largely peaceful with mild sting; the flowing polyps can contact neighbors, so allow a few cm clearance. The classic 'Goniopora decline'—gradual polyp retraction and tissue loss over months—is usually caused by unstable alkalinity, ultra-low nutrients, inadequate feeding, or poor flow rather than aggression. Wild G. stokesi can produce 'walking' daughter polyps (anthocauli). Not handleable.

Health

The reputation for difficulty stems from slow starvation and alkalinity instability. Keys to success: rock-steady alkalinity (no swings), slightly dirty water, consistent fine feeding, and moderate flow. Watch for progressive polyp non-extension as the first warning sign. Dip and quarantine to exclude Goniopora-eating nudibranchs and flatworms. Aquacultured/maricultured colonies adapt far better than wild collections.

Tips, DIY & hacks

Choose **aquacultured Goniopora**—it is dramatically hardier than wild-collected stock and more ethical. Prioritize alkalinity stability above all else. Don't keep the water too clean; some nitrate/phosphate is beneficial. Target **PAR ~100-150** and moderate alternating flow. Feed fine foods regularly. Note Goniopora (24 tentacles per polyp) versus the similar-looking Alveopora (12 tentacles). CITES Appendix II—prefer captive-propagated stock.

Sources

  1. Aquarium Corals: Selection, Husbandry, and Natural History (Eric Borneman) (reference)
  2. Reef Builders: Keeping Goniopora successfully (aquacultured strains) (web)
  3. Wikipedia: Goniopora (Flowerpot Coral) (wiki)