long leaf philodendron Philodendron atabapoense – Foliage Factory

long leaf philodendron Philodendron atabapoense – Foliage FactoryPhilodendron atabapoense Philodendron atabapoense is a Venezuelan climbing species with long, tapering leaves, dark green upper surfaces and wine toned detail on the petioles, cataphylls and parts of the venation. The mature blade is broadest near the lower part of the leaf, then narrows toward an elongated tip. Mature foliage can become large, thin textured and slightly undulate at the margin. The combination of long blade shape, dark green upper

Philodendron atabapoense

Philodendron atabapoense is a Venezuelan climbing species with long, tapering leaves, dark green upper surfaces and wine-toned detail on the petioles, cataphylls and parts of the venation. The mature blade is broadest near the lower part of the leaf, then narrows toward an elongated tip.

Mature foliage can become large, thin-textured and slightly undulate at the margin. The combination of long blade shape, dark green upper surfaces and reddish wine detail gives supported growth a lean, strongly vertical appearance.

Philodendron atabapoense foliage details

• Leaf shape: Long, triangular-ovate blades that broaden near the base and taper toward the tip.
• Colour detail: Dark green upper surfaces with wine-coloured spotting or tones on petioles, cataphylls and parts of the venation.
• Native range: Native to Venezuela’s Amazonas region.
• Growth habit: Climbing wet-forest species that can be trained on a pole or plank indoors.

Philodendron atabapoense origin and mature leaf form

Philodendron atabapoense was published by G.S. Bunting in 1975 and grows as a climber in wet tropical forest.

Mature blades can be firm but thin, broad near the lower blade, concave along parts of the margin and marked by several strong veins from the base. Give the leaves enough vertical space so they can hang without folding or pressing against surrounding objects.

Philodendron atabapoense care for long tapering leaves

• Support: Train the stem upward before it stretches sideways. Attached aerial roots help the plant carry longer leaves.
• Humidity: Aim for moderate to high humidity during active growth so new leaves expand without sticking or creasing.
• Light: Bright, indirect light suits the thin, tapering leaves. Harsh midday sun can scorch exposed surfaces, especially on fresh growth.
• Watering: Let the top 20–30% of the pot dry, then water thoroughly. Avoid keeping the lower pot wet for days.
• Substrate: Use an airy aroid mix with bark and mineral drainage. Fine, compact soil increases the risk of yellowing and root stress.
• Feeding: Feed lightly during the growing season. Large-leaved climbers respond better to steady nutrition than heavy, irregular doses.

Philodendron atabapoense leaf and root issues

• Soft yellow leaves: Check whether the mix is staying wet too long. Improve drainage and let the pot dry further before watering again.
• Shorter new leaves: Usually caused by weak light, no climbing surface, or interrupted root growth. Adjust support and light first.
• Brown patches: Look for direct sun exposure, dry root episodes, or leaves touching hot glass or a grow light.
• Stuck leaf tips: Increase humidity around active new growth and avoid moving the plant while a leaf is unfurling.

Philodendron atabapoense is toxic if ingested and can irritate the mouth and digestive tract. Keep it away from pets and wash your hands after pruning or taking cuttings.

Philodendron atabapoense etymology and description history

The genus name Philodendron comes from Greek roots meaning “tree-loving”. Philodendron atabapoense was described by G.S. Bunting in Acta Botanica Venezuelica in 1975 and is native to Venezuela’s Amazonas region.

Add Philodendron atabapoense to your order if you want a climbing Philodendron with long, dark green leaves and wine-toned petiole and vein detail.