Light
Bright indirect âą approx. 10,000â20,000 lux
Araceae
Alocasia longiloba 'Watsoniana'
VAT included · plus
- Curated selection:
Every plant is handâpicked for health and visual appeal, so you receive a strong, wellâestablished plant.
- Representative photos:
Product images show a typical plant of this variety. Natural differences in leaf number, shape or variegation are normal â your plant will still match in type and quality.
- Size details:
Listed sizes refer to pot diameter (cm) and approximate overall height (cm) from the base of the pot to the tallest leaf or stem.
- âGet What You Seeâ items:
If you are buying the exact plant shown in the photos, this is clearly stated in the size section.
- Individual photos:
Oneâoff photos are only provided when this is explicitly mentioned in the size section. - For special traits or small quirks, please check the full product description.
Secure shipping â carefully packed orders with safe delivery across the EU, UK and Switzerland.
28-day plant guarantee â if a plant arrives damaged or fails soon after delivery, we help you make it right.
Free returns â simple, cost-free returns according to our policy.
For full details, please see:
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Alocasia longiloba 'Watsoniana' at a glance:
Alocasia longiloba âWatsonianaâ is one of the historic longiloba cultivars behind several famous hybrids, but it still earns attention on its own through long arrow-shaped leaves, strong silver venation, and purple-backed depth. The plant typically reaches around 60â90 cm indoors and develops a distinctly upright, collector-style habit that feels more refined than sprawling. Because it sits in the background of âAmazonicaâ and related lines, it appeals through both appearance and horticultural importance.
Bright indirect light keeps the metallic vein contrast clear, while a warm, humid setup and airy substrate support stronger, cleaner leaf development. Like other longiloba forms, it wants consistent moisture without stagnation and quickly loses quality when roots stay cold or waterlogged.
Alocasia longiloba 'Watsoniana'
Quick Care Guide
Water
Water when ~40â60% dry
Substrate
Aerated âą Moisture-buffered âą Balanced organic + mineral âą Medium
Temperature
Ideal: 18â29 °C âą Avoid below: 15 °C
Humidity
Humid 60â80 % +
Growth habit
terrestrial herb
Support
not needed
Growth speed
Average
Max size indoors
Max. height: 100 cm âą Max. spread: 100 cm
Toxicity & safety
Toxic
Origin & habitat
Cultivar of Alocasia longiloba
How to read these metrics
These metrics are standardised reference points. We compile them by reviewing and cross-checking multiple botanical and horticultural references, then refining them through real-world growing experience. Source links: Plant Care Resources.
Please use the values as guidance. Conditions vary by home, so the same plant can respond differently. For plant-specific context, read the full product description and browse our Plant Care Guides.
- Light: level + approximate lux at leaf level;
- Watering: â% dryâ is the trigger before watering again; lower % stays more evenly moist.
- Potting mix: one-line profile (structure/drainage âą moisture buffer âą base âą particle size).
- Temperature: âIdealâ comfort range; âAvoid belowâ marks higher stress risk.
- Humidity: target bands (Normal/Moist/Humid); consistency usually matters most.
- Growth habit: growth form (rosette, trailing, climbing) for placement and training.
- Support: needed/optional/none â whether stake, pole, or trellis improves structure and size.
- Growth speed: fast/average/slow under decent indoor conditionsâexpectations, not a promise.
- Max size indoors: realistic long-term potential; format differs for climbers vs. trailers.
- Toxicity & safety: chemical irritants/toxicity and physical hazards (spines, bristles).
- Origin & habitat: native region + typical biome/habitat as context.
Plant Care Basics:
- Care basics â Main hub with links to all houseplant care guides.
- After delivery & first week â Unpacking, first placement, and early recovery.
- Light â How much light houseplants really need indoors.
- Watering â When to water and how to avoid root rot.
- Substrates & roots â Potting mixes and drainage for strong root systems.
- Humidity â When humidity matters and what actually helps.
- Fertilizing â Simple feeding routine without burning roots.
- Problems & pests â Yellow leaves, brown tips, bugs, and fixes that work.
- Semi-hydro â How to run low-maintenance mineral substrates.
Your new plant has just travelled a long way and needs a calm start in its new home. For step-by-step unboxing and first-week care, check our after-delivery care guide. For deeper tips on how your plant settles in over the next weeks, read our houseplant acclimatization guide.
Alocasia longiloba 'Watsoniana'
Sale price âŹ9,00
