ornamentalFamily: AraceaeGenus: Alocasia

Cultivar

Dark Star Alocasia

Alocasia 'Dark Star'

Cultivar: Dark Star

The 'Dark Star' Alocasia is a robust, upright tropical plant characterized by its dramatic, dark, and stiff petioles supporting large, deep-green foliage. As a cultivar bred for structural presence, it thrives in warm, humid conditions with consistent, bright, indirect light. Its striking contrast between the dark stems and broad, leathery leaves creates a sophisticated look that anchors any tropical-inspired landscape or interior.

Alocasia 'Dark Star' is a stunning tropical plant known for its massive, deep-purple to near-black stems and large, glossy, heart-shaped leaves. It makes a bold architectural statement in any indoor space or humid patio environment.

Marketplace packs coming soon

Current nursery inventory and 18 / 36 / 72 pricing will appear here when available.

Cultivar Story

Start with Inspiration. Grow Your Aspiration.

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Growing Inspiration

Inspiration for future Agardeni growing environments.

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Marketplace Plant

A realistic representation of the starter plants offered in 18, 36, and 72 plant quantities.

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Aspirational Garden

Grow your aspirational plan into an inspirational garden.

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Plant Detail

A closer look at the fruit, flower, foliage, or mature defining characteristics of this cultivar.

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Repotting / Start Growing

Begin with a starter plant and establish it in a larger pot using quality potting soil with beneficials and fertilizer.

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Start · Plan · Grow

Start with real plants. Plan with current marketplace availability. Grow your aspirational garden.

Cultivar Video

Agardeni

Cultivar Video Coming Soon

See this cultivar from starter plant to aspirational garden.

Plant Profile

Grow Dark Star Alocasia with confidence

Key growing information first, with the complete reviewed cultivar profile available when you want it.

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Sun

Bright, indirect sunlight is required; avoid harsh, direct sun which can scorch the broad leaves.

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Water

Keep consistently moist but not waterlogged. Allow the top inch of soil to dry slightly between waterings; never allow the root zone to sit in standing water.

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Mature size

4-6 feet tall and 3-4 feet wide

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Hardiness

10-12

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Growth habit

Upright, clumping tropical perennial

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Plant type

tropical foliage plant

View Plant Data

Care, size, flowering, climate, soil, health, and additional reviewed data.

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Good to know

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Growing note

Avoid cold drafts and maintain high humidity to prevent leaf tip browning. Due to its size, it requires ample vertical space as it matures.

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Climate note

Prefers temperatures between 65°F and 85°F. Protect from temperatures below 55°F.

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Flower / fruit

Produces typical arum-type spathe and spadix flowers rarely in indoor conditions; foliage is the primary ornamental feature.

Growing & Care

Everyday care, growth, feeding, and pruning guidance.

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Sun / light

Bright, indirect sunlight is required; avoid harsh, direct sun which can scorch the broad leaves.

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Growth rate

Moderate to fast during warm, active growing months

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Fertilizer

Use a balanced liquid fertilizer diluted to half-strength during the active growing season (spring through early autumn).

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Pruning

Remove old or yellowing leaves at the base of the petiole to encourage new growth and maintain a tidy appearance.

Care notes

Avoid cold drafts and maintain high humidity to prevent leaf tip browning. Due to its size, it requires ample vertical space as it matures.

Size & Habit

How the plant grows and the space it needs at maturity.

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Mature size

4-6 feet tall and 3-4 feet wide

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Growth habit

Upright, clumping tropical perennial

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Spacing

3-5 feet apart for landscape applications

Flower / Fruit

Flowering, fruiting, pollination, bloom, and harvest behavior.

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Flowering / fruiting

Produces typical arum-type spathe and spadix flowers rarely in indoor conditions; foliage is the primary ornamental feature.

Climate & Hardiness

Cold, heat, chill, and regional growing considerations.

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Hardiness zones

10-12

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Temperature

Prefers temperatures between 65°F and 85°F. Protect from temperatures below 55°F.

Soil & Water

Moisture, drainage, soil, and pH preferences.

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Watering

Keep consistently moist but not waterlogged. Allow the top inch of soil to dry slightly between waterings; never allow the root zone to sit in standing water.

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Soil

Well-draining, aerated, peat-based or coco-coir based potting mix with added perlite or bark for drainage.

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Soil pH

5.5-6.5

More Plant Data

19 additional reviewed fields from this Plant.id.

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Container Growing

Thrives in containers. Use a pot with generous drainage holes to prevent root rot and ensure the container is heavy enough to support the weight of mature, large foliage.

Family

Araceae

Foliage Look

Large, glossy, deep-green, heart-shaped leaves; thick, stiff, dark purple-black stems.

Foliage Rules

Leaves are cordate (heart-shaped) with distinct veining; must maintain a consistent glossy texture.

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Fruit Flower Look

Inconspicuous, typical green/cream spadix inflorescence.

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Fruit Flower Rules

Do not highlight flowers in juvenile/starter descriptions as they are non-ornamental and uncommon.

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Growth Habit Rules

Should appear upright and architectural; ensure images do not depict a drooping or prostrate habit.

Mature Plant Look

Impressive, large-scale, upright tropical plant with a bold, dark-stemmed silhouette.

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Mature Stage Morphology

Massive, upright, leathery, dark-green leaves held by stiff, dark-purple or nearly black, thick, fleshy petioles.

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Morphology Rules

The primary defining feature is the color contrast between the dark petiole and the green leaf blade.

Plant Faqs

How much light does a Dark Star Alocasia need? (Bright, indirect light is best.) Is this plant toxic to pets? (Yes, like all Alocasia, it contains calcium oxalate crystals and is toxic if ingested.) How often should I water? (When the top inch of soil feels dry to the touch.)

Root Look

Fleshy, healthy white roots; avoid signs of brown or mushy rot.

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Soil Look

Dark, rich, well-draining potting mix with visible perlite or orchid bark particles.

Starter Stage

Compact, upright growth with smaller, thinner leaves compared to the mature form; petiole darkness may increase with age.

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Starter Stage Morphology

Leaves are heart-shaped with prominent veins; stems are often thinner and slightly lighter than fully mature specimens.

Video Voiceover Script

Welcome to Agardeni, where inspiration for gardening helps us imagine how and where we will grow Dark Star Alocasia. This is Dark Star Alocasia, available as 18, 36, and 72 plant starter trays through the Agardeni Marketplace. Let Dark Star Alocasia become part of your aspirational plan, helping you imagine the future indoor tropical environment you want to create. The defining feature of this cultivar is the stunning visual contrast between the glossy, deep-green heart-shaped leaves and the striking, thick, nearly black petioles. Establish your starter by repotting it into a four-inch pot with a quality, well-draining mix, then move it to a larger final container once it is established. Find your inspiration with Agardeni. Explore real plants and real availability. Start. Plan. Grow.

Youtube Tags

Alocasia Dark Star Alocasia Tropical Foliage Houseplants Indoor Tropicals Elephant Ear Agardeni Tropical Gardening Large Leaf Plants Architectural Plants

Youtube Video Summary

The 'Dark Star' Alocasia is a standout tropical plant defined by its massive, heart-shaped leaves and deep, dark purple stems. It brings a sophisticated, architectural presence to indoor collections and warm-climate tropical gardens.

Youtube Video Title

Alocasia 'Dark Star': Dramatic Tropical Foliage for Your Home

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Future Buyer Brand Sellers

Possible future seller options for 2.5-inch, 4-inch, and 1-gallon finished plants.