A platinum surface
Silver and grey tones reflect soft light and move between cool green and metallic grey.
Alocasia Platinum 19cm — Care & Tips
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Industrial finish, entirely organic behaviour
Family: Araceae · Pot diameter: 19 cm · Height: 60 cm
Alocasia ‘Platinum’ lifts large silver-grey blades on sturdy petioles, with dark venation resembling structure etched into metal. Its cool palette reflects indirect light and changes from every viewing angle.
Height and clean vertical arrangement create a genuine floor-level presence without a dense heavy mass. This statement plant works best with clear space around it and a stable visual relationship with light.
A metallic palette, strong vein framework and large upright scale produce an Alocasia with an almost industrial aesthetic.
Silver and grey tones reflect soft light and move between cool green and metallic grey.
Primary veins map the blade in high contrast and reinforce its armoured appearance.
Upright petioles lift foliage to 60 cm while keeping the composition open around the pot.
Why you will love it: it combines large tropical scale with a cool modern palette equally at home in minimal or densely planted rooms.
Place it on the floor or a very low stand near a bright curtained window. Charcoal, concrete, pewter or dark blue planters emphasise the platinum tone, while open space around the petioles keeps the form clean.
Deep green or warm-toned aroids share its warmth and airy-mix needs without repeating the metallic surface.
Abundant bright indirect light. Gentle morning sun only after gradual acclimation.
Water when the top 2–4 cm dries, maintaining rhythm without permanent moisture around the corm.
Keep at 18–27°C with moderate to raised humidity and complete protection from cold and draughts.
Not pet-safe. Aroid tissues contain irritating insoluble calcium oxalate crystals.
Provide abundant bright indirect light near an east-facing or filtered south-facing window. Turn the pot slightly each week for balanced growth and acclimate gradually before any gentle direct sun.
Water when the top 2–4 cm dries, wetting the whole root ball evenly. Drain fully; permanent saturation around roots and corm raises the risk of rot.
Moderate to raised humidity helps a new leaf unfurl smoothly. Pair it with gentle airflow and clean foliage rather than keeping the blades continually wet.
Keep ideally at 18–27°C and never below 16°C for long. Growth may slow or leaves may be lost in lower light; reduce water accordingly without keeping the mix permanently wet.
Use a chunky, airy aroid mix in a pot with immediate drainage. Move up by only one pot size and do not bury the corm deeper than its previous level.
During active growth, use Nutri One, a complete liquid NPK feed with trace elements, only as directed and never on bone-dry mix. After repotting into a fresh enriched substrate, wait before feeding so nutrition is not needlessly doubled.
Alocasia ‘Platinum’ circulates as a cultivated trade selection within the genus. Its connection to A. bisma or another particular species has not been established.
Alocasia is an accepted genus in Araceae, native across tropical and subtropical Asia into the western Pacific.
The trade name describes its silver-grey surface. A breeder, exact parentage and first-release year have not been published with the name.
Differences in chlorophyll distribution and epidermal structure raise reflectance in certain areas. The result looks metallic without any metallic pigment.
The vascular network moves water, minerals and photosynthates while acting as a mechanical frame for the large blade.
Petioles orient towards the strongest light. Small regular pot turns maintain balance without forcing new leaves into abrupt changes.
Underground tissue holds reserves and active growing points, allowing recovery after seasonal leaf loss when the corm remains firm and healthy.
Practical answers about behaviour, common signs and correct care for this plant.
Trade usage often links the names, but they are not established synonyms. The cultivated selection circulates as Alocasia ‘Platinum’ at genus level.
Check the top 2–4 cm and the pot's weight. Water once the surface has dried but the root ball is not bone dry, then drain fully without leaving water in the outer pot.
They follow the strongest light source. Rotate the pot by roughly one eighth each week, but pause while a new leaf unfurls so it is not forced to redirect.
An old leaf may be retired as a new one opens. Several yellow leaves, soft petioles or constantly wet mix mean watering, temperature, light and roots all need checking.
In lower light and temperature it can slow sharply or lose some foliage. Do not water as though it were growing in summer; keep the corm warm and match water to the actual growth rate.
Not for chewing or ingestion. Insoluble calcium oxalate crystals can cause oral pain, drooling and difficulty swallowing. Keep it out of reach and contact a vet or doctor if exposure occurs.