The Begonia darthvaderiana ‘Green Spot’ is one of the most spectacular foliage begonias out there. Its almost black, velvety leaves feature bright green spots that appear like tiny reflections of light against a dark background.

Origin & Species Status

Begonia darthvaderiana is a botanically described species from Borneo. It grows there in shady, humid rainforests on humus-rich soils.

‘Green Spot’ is a selected form with particularly well-defined, intensely green spots. It’s not a documented hybrid cross, but rather a selection within the species.

Growth Habit & Size

• Compact, rhizomatous growth

• 15–30 cm height

• Creeping shoots

• Relatively thick, textured leaves

It stays small and is particularly suited for terrariums or display cases.

Visual Development

• Young leaves appear brownish

• They darken significantly as they mature

• The green spots become more contrasted as the leaf matures

The surface appears velvety and absorbs a lot of light, making the contrast appear extreme.

Special Features

• Very dark leaf color (visually almost black, botanically dark green)

• Bright green spotted pattern

• High collector’s value

• Sensitive to dry air

Fun Fact

The species name “darthvaderiana” refers to the plant’s dark appearance—an allusion to the character Darth Vader.

🌿 Care Tips for Begonia darthvaderiana ‘Green Spot’

Location

• Bright shade

• No direct sun

• Ideal under glass or in a terrarium

Humidity

Very high (70–90%). Usually not stable long-term in normal room air.

Temperature

Constant 20–26°C. No strong fluctuations.

Watering

• Evenly slightly moist

• Never let dry out completely

• Avoid waterlogging

Substrate

• Loose, airy, humus-rich

• Fine bark, moss, perlite, coco

Fertilizing

Very sparingly during the growth phase.

Repotting

Rarely necessary due to slow growth.

Propagation

Possible via rhizome division or leaf cuttings.

Common Problems

• Leaf loss → air too dry

• Root rot → too wet

• Spotting → poor air circulation

🐾 Pet Friendliness

Not pet-friendly.

⚠️ Toxicity

Like other begonias, it contains oxalates and is considered toxic to cats and dogs.

🌬️ Air-Purifying Effect

There are no reliable studies on relevant air purification in living spaces for Begonia darthvaderiana. A significant effect has not been proven.