Piper sp. ‘Crocatum’

Origin and background of Piper sp. ‘Crocatum’

Piper sp. ‘Crocatum’ is a cultivated plant whose exact species and wild range have not been confirmed. The name Piper crocatum belongs to a different Andean species from Ecuador and Peru, so that range does not apply to this plant. Its climbing growth suits steady warmth, bright filtered light, humid moving air and loose potting mix kept lightly moist.

Piper sp. ‘Crocatum’: practical indoor care

Light

Give this patterned Piper bright, filtered light. Shield the pink, silver and green foliage from hot direct sun, and increase light gradually if new growth becomes stretched or widely spaced.

Water

Water once the upper mix starts to dry while slight moisture remains around the fine roots. Soak evenly, drain fully and protect newly unfurling leaves from repeated drought.

Potting mix

Choose a fine-to-medium tropical mix with small bark, pumice or perlite and enough organic material to hold some moisture. It should stay lightly moist for a time without becoming dense around the roots.

Temperature and humidity

Keep the plant warm with moderate to high humidity. Soft new growth also needs gentle air circulation, so keep leaves clear of condensation and ventilate enclosed displays regularly.

Feeding and repotting

Apply dilute complete fertiliser while the stem is growing and occasionally run plenty of plain water through the pot. Move to a slightly larger pot after the roots fill the current pot.

Supporting young growth

A young plant may develop a slender upright stem beneath its broad patterned leaves. Add a slim cane or trellis if it begins to lean, secure it loosely below a stem joint and wait until the plant is growing well before pruning.

Propagation

Use a stem cutting that includes at least one healthy stem joint, rooting it in warm, humid conditions with gentle ventilation. Keep the stem joint lightly moist and above standing water; a detached leaf alone cannot form a complete vine.

Piper sp. ‘Crocatum’: common care problems

New leaves shrink and gaps between the leaves lengthen

A run of smaller blades with wider gaps usually reflects weak filtered light or problems with the roots. Move the plant gradually to a brighter position and inspect the roots before feeding; compact or damaged roots need correction first.

Lower leaves yellow in a wet pot

Yellowing combined with soft brown roots indicates loss of healthy roots. Cut away soft brown roots, discard the old mix and repot in a clean container with an open potting mix, keeping the plant warm during recovery.

Margins crisp or the new leaf stops growing

Tender Piper growth can fail after a missed watering, low humidity or a cold draught. Test moisture below the surface, protect the plant from temperature swings and restore an even watering rhythm without leaving standing water.

Dark or translucent leaf spots develop

Water held on the foliage, cool conditions and poor air movement can encourage spotting and collapse. Remove heavily affected leaves, avoid wetting the blades late in the day and increase space around the plant.

Thrips or mites distort new growth

Examine folded leaves and their undersides for silver scars, black specks, stippling or webbing. Move the plant away from nearby foliage, wash off pests you can reach and use the appropriate treatment as directed.

Keep Piper sp. ‘Crocatum’ away from children and pets

• Keep this plant away from children, cats and dogs.
• Its effects after chewing or swallowing are unclear, and plant material can still cause an upset stomach.
• Contact a veterinarian or medical professional if symptoms develop or do not settle.

How did Piper get its name?

Piper is Latin for pepper.

Carl Linnaeus established the genus Piper in 1753 in Species Plantarum, page 28.