Repotting guide

When & how to repot Spathoglottis plicata (Spathoglottis plicata)

Also called Philippine Ground Orchid, Pleated Spathoglottis, Large Purple Orchid.

More about spathoglottis plicata

About Spathoglottis plicata

Spathoglottis plicata · also called Philippine Ground Orchid, Pleated Spathoglottis · tropical

Spathoglottis plicata, the Philippine ground orchid, is an easy, evergreen tropical terrestrial grown widely in warm gardens for its near-continuous spikes of pink-to-purple flowers above pleated, palm-like leaves. It thrives in partial shade, warmth and steady moisture in a well-drained terrestrial mix, making it one of the most beginner-friendly ground orchids available.

Mature size: Foliage clumps 60-90 cm tall; flower spikes 50-100 cm tall carrying many 3-5 cm flowers.

Watch for — Leaf-spotting fungus: Warm, wet, stagnant air brings black or brown leaf spots. Improve airflow, avoid wetting foliage late in the day and remove affected leaves.

How to tell spathoglottis plicata needs repotting

Repotting on a calendar is less reliable than reading the plant. For spathoglottis plicata, watch for these signs:

Roots poking out of the drainage holes or coiling visibly around the inside of the pot.
You are watering far more often than you used to because the rootball dries out within a day or two.
Water runs straight through and out the bottom without soaking in.
Top growth has slowed or new spathoglottis plicata leaves are noticeably smaller than older ones despite good light.

For the underlying biology of a pot-bound root system and why it stalls a plant, see our guide to spotting and fixing a root-bound plant.

How often to repot spathoglottis plicata

Every 12–18 months — sooner if roots show fast. Spathoglottis plicata's growth habit — evergreen sympodial terrestrial with crowded above-ground pseudobulbs bearing tall, pleated, ribbed leaves; slender flower spikes rise above the foliage and open flowers in succession nearly year-round in warmth. — sets the pace. Spathoglottis plicata, the Philippine ground orchid, is an easy, evergreen tropical terrestrial grown widely in warm gardens for its near-continuous spikes of pink-to-purple flowers above pleated, palm-like leaves. It thrives in partial shade, warmth and steady moisture in a well-drained terrestrial mix, making it one of the most beginner-friendly ground orchids available.

What size pot to step spathoglottis plicata up to

Step up one pot size — about 2–3 cm (an inch) wider. Spathoglottis plicata grows fast, so it will fill that space within a season, but jumping several sizes at once still backfires: the unused soil stays soggy and rots even a vigorous root system. One size at a time, every year or so, is the rhythm.

Not sure of the exact diameter? Our pot size calculator takes the current pot and root spread and tells you the right next size — it deliberately recommends a single step up, never a big jump.

The best time of year to repot spathoglottis plicata

Early spring, just as new growth restarts, is the ideal window for spathoglottis plicata. The plant is moving into its strongest growth phase and re-roots into fresh soil quickly. Avoid repotting in winter dormancy or, for flowering plants, while it is in bud or bloom — recovery is slowest then and you risk dropping the flowers.

Step-by-step: repotting spathoglottis plicata

Time it for spring. Repot spathoglottis plicata in early spring as growth restarts so it re-roots quickly into the fresh soil.
Choose one size up. Pick a pot about 2–3 cm wider with drainage holes. One step only — a much bigger pot stays soggy and rots roots.
Ease the plant out. Water lightly the day before, then tip spathoglottis plicata out and gently loosen any roots circling the bottom of the rootball.
Repot at the same depth. Put a layer of fresh rich, well-drained terrestrial orchid mix in the new pot, set the plant so its soil line is unchanged, and backfill, firming lightly.
Water and pause feeding. Water once to settle the soil. Hold off fertiliser for about a month — fresh mix already has nutrients and feeding now burns new roots.

Aftercare

Water spathoglottis plicata once to settle the soil, then let the surface dry before watering again — fresh mix around the roots stays wetter than the old compacted ball, so the commonest post-repot mistake is overwatering. Keep it out of direct sun for a week or two while roots re-establish. Do not fertilise for about 4 weeks — fresh mix already carries nutrients and feeding freshly disturbed roots scorches them.

The right soil mix for spathoglottis plicata

Spathoglottis plicata wants rich, well-drained terrestrial orchid mix. Use a free-draining blend of fine bark, perlite, coarse sand and some compost or coir. Set the plant with the top of the pseudobulb above soil level. Good drainage with steady moisture is the goal. Always use fresh mix when you repot — reusing old, broken-down soil reintroduces the compaction and poor drainage you are repotting to fix.

Repotting spathoglottis plicata — frequently asked questions

How often should you repot spathoglottis plicata?

Every 12–18 months — sooner if roots show fast for spathoglottis plicata. Repot spathoglottis plicata roughly every 12–18 months, in early spring as growth restarts. It grows fast and circles its pot quickly, so step up one size (about 2–3 cm wider) into fresh rich, well-drained terrestrial orchid mix. Don't jump several sizes — that soggy excess soil is what rots vigorous roots.

What size pot does spathoglottis plicata need?

When is the best time of year to repot spathoglottis plicata?

Can you put spathoglottis plicata straight into a much bigger pot?

No. Even a fast-growing spathoglottis plicata should only go up one pot size at a time. A vastly oversized pot holds a reservoir of wet soil the roots cannot reach, which stays cold and soggy and rots the roots — the opposite of what you wanted.

Should you fertilise spathoglottis plicata after repotting?

Not immediately. Wait about 4 weeks after repotting spathoglottis plicata. Fresh mix already contains nutrients, and feeding freshly cut or disturbed roots burns them. Resume your normal feeding routine once you see new growth.