Piper ornatum | Celebes Pepper

Piper ornatum, commonly known as Celebes Pepper, is a striking tropical climbing vine native to Sulawesi, Indonesia. Prized for its beautifully patterned foliage, this unusual member of the pepper family produces heart-shaped, deep green leaves traced with an intricate network of silvery pink and soft white veining. The undersides often reveal rich burgundy tones, while new growth emerges with especially vibrant coloring.

A vigorous and rewarding grower, Piper ornatum is equally happy climbing a moss pole or trailing from a hanging planter. Given something to climb, it can develop larger, more impressive leaves that really show off its intricate patterns.

It's a wonderful addition to a houseplant collection, tropical greenhouse, or humid terrarium. With its remarkable foliage and relatively straightforward care, Celebes Pepper brings a little botanical drama without being overly demanding.

Plant Care

• Light: Bright, indirect light is ideal. Gentle morning sunshine is welcome, but avoid intense afternoon sun, which can scorch the leaves.

• Water: Allow the top inch or so of potting mix to dry between waterings. Keep the roots lightly moist but never waterlogged.

• Humidity: Appreciates higher humidity, ideally 60% or above. Particularly well suited to greenhouse cabinets, humidifiers, and larger terrariums.

• Temperature: Thrives between 65–85°F. Avoid cold drafts and temperatures below 55°F.

• Soil: Use a loose, well-draining mix containing orchid bark, coco coir, perlite, and a little compost or worm castings.

• Fertilizer: Feed with a balanced, diluted liquid fertilizer every 2–4 weeks during active growth.

• Growth Habit: A climbing or trailing vine. Provide a moss pole or trellis to encourage larger foliage, or allow it to cascade naturally.

• Pruning & Propagation: Trim growing tips to encourage branching and fuller growth. Stem cuttings can be rooted in water or moist sphagnum moss.

What You'll Receive

One healthy Piper ornatum (Celebes Pepper) in your selected pot size.

Your plant will be similar to those pictured, although each is naturally unique. Leaf size, coloring, and variegated-looking vein patterns may vary depending on maturity and growing conditions.