ornamentalFamily: BegoniaceaeGenus: BegoniaSpecies: masoniana

Cultivar

Iron Cross Begonia

Begonia masoniana

Prized for its dramatic, highly ornamental foliage, this Begonia forms a compact, clumping habit ideal for shaded spots or indoor environments. Each leaf displays a distinct, puckered texture and a signature dark, central marking that resembles an iron cross. It thrives in high humidity and bright, indirect light, making it a standout choice for dedicated plant enthusiasts looking for unique leaf coloration and form.

The Iron Cross Begonia is a stunning tropical foliage plant known for its deeply textured, pebbly green leaves marked by a bold, dark brown cross-shaped pattern in the center.

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 ยท Plan ยท Grow

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

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See this cultivar from starter plant to aspirational garden.

Plant Profile

Grow Iron Cross Begonia with confidence

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

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Sun

Bright, indirect light; avoid harsh, direct sunlight which can scorch the leaves.

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Water

Keep soil evenly moist, but never soggy. Allow the top inch of soil to dry slightly between waterings, and ensure excellent drainage.

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Mature size

12 to 18 inches tall and wide.

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Hardiness

10-12 (primarily grown as a houseplant in most regions)

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Growth habit

Clumping, low-growing 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

Highly sensitive to drying out; maintains best leaf condition when kept in consistently humid conditions. Avoid getting water directly on the textured foliage to prevent spotting or rot.

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Climate note

Prefers warm temperatures between 65 and 80 degrees Fahrenheit; protect from cold drafts and temperatures below 55 degrees.

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Flower / fruit

Grown primarily for its foliage; occasionally produces small, insignificant pale flowers on tall stalks, which can be removed to prioritize energy toward leaf growth.

Growing & Care

Everyday care, growth, feeding, and pruning guidance.

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Sun / light

Bright, indirect light; avoid harsh, direct sunlight which can scorch the leaves.

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Growth rate

Moderate.

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Fertilizer

Use a balanced liquid fertilizer diluted to half strength during the active growing season; reduce feeding in winter.

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Pruning

Remove dead or yellowing leaves at the base to maintain plant vigor and appearance.

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Care notes

Highly sensitive to drying out; maintains best leaf condition when kept in consistently humid conditions. Avoid getting water directly on the textured foliage to prevent spotting or rot.

Size & Habit

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

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Mature size

12 to 18 inches tall and wide.

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Growth habit

Clumping, low-growing perennial.

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Spacing

18 inches apart for container clusters or indoor grouping.

Flower / Fruit

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

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Flowering / fruiting

Grown primarily for its foliage; occasionally produces small, insignificant pale flowers on tall stalks, which can be removed to prioritize energy toward leaf growth.

Climate & Hardiness

Cold, heat, chill, and regional growing considerations.

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Hardiness zones

10-12 (primarily grown as a houseplant in most regions)

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Temperature

Prefers warm temperatures between 65 and 80 degrees Fahrenheit; protect from cold drafts and temperatures below 55 degrees.

Soil & Water

Moisture, drainage, soil, and pH preferences.

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Watering

Keep soil evenly moist, but never soggy. Allow the top inch of soil to dry slightly between waterings, and ensure excellent drainage.

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Soil

Rich, well-draining, airy potting mix, often benefiting from added perlite or bark for oxygenation.

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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

Excellent for container culture in well-draining pots; best kept in moderate-sized containers to avoid excessive soil moisture retention.

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Family

Begoniaceae

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Foliage Look

Deep green, heavily textured, pebbly leaves with dark brown central cross.

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Foliage Rules

Leaves must exhibit the signature pebbly, puckered texture and dark brown, cross-like central pattern on a green background.

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Fruit Flower Look

Occasional small, inconspicuous white or pale pink spikes.

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Fruit Flower Rules

Insignificant, sparse flowers are not a primary feature and should not be highlighted on starter plants.

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Growth Habit Rules

Should appear as a compact, low-growing clump; avoid depicting it as a tall, upright, or vining plant.

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Mature Plant Look

A lush, compact, low-growing mound of intricately patterned, textured leaves.

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Mature Stage Morphology

Mature specimens form a dense, clumping mound of broad, puckered leaves with a prominent dark central cross-pattern.

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Morphology Rules

Focus on the foliage texture and the contrast of the central dark marking; avoid any suggestion of tree-like or woody stems.

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Plant Faqs

How much light does an Iron Cross Begonia need? It prefers bright, indirect light to keep the leaf pattern vivid. Does this plant like high humidity? Yes, it thrives in higher humidity and prefers a well-draining, moist soil environment.

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Root Look

Clean, white, healthy roots filling a nursery plug.

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Soil Look

Dark, rich, well-draining soil with visible aeration components like perlite.

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Starter Stage

A young starter plug with several small, textured, heart-shaped leaves already showing the characteristic central dark marking.

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Starter Stage Morphology

Small, compact rosettes with succulent-like stems and distinctively pebbled juvenile leaves.

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Video Voiceover Script

Welcome to Agardeni, where inspiration for gardening helps us imagine how and where we will grow Iron Cross Begonia. This is Iron Cross Begonia, available as 18, 36, and 72 plant starter trays through the Agardeni Marketplace. Let this striking foliage specimen become part of your aspirational plan, helping you imagine the vibrant indoor plant collection you want to create. The defining feature of this plant is its deeply pebbled, heart-shaped leaves, marked by a vivid, dark brown cross that radiates from the center. Establish your starter by potting the plug into a four-inch container with high-quality, well-draining mix, later moving it to your final decorative pot when it is fully established. Find your inspiration with Agardeni. Explore real plants and real availability. Start. Plan. Grow.

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Youtube Tags

Begonia masoniana Iron Cross Begonia Agardeni foliage plants houseplant care indoor gardening tropical plants starter plants ornamental foliage

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Youtube Video Summary

The Iron Cross Begonia is a remarkable houseplant noted for its deeply textured leaves and bold central pattern. This video covers the essential care steps to help this tropical beauty thrive in your indoor collection.

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Youtube Video Title

Growing Iron Cross Begonia (Begonia masoniana) Indoors

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