Repotting guide

When & how to repot Regal Anthurium (Anthurium regale)

Also called Regal Anthurium, Velvet Anthurium.

More about regal anthurium

About Regal Anthurium

Anthurium regale · also called Regal Anthurium, Velvet Anthurium · houseplant

A prized collector's aroid from Peru's cloud forests, the regal anthurium grows enormous velvety, white-veined heart-shaped leaves. It wants bright indirect light, warmth, high humidity and a chunky, fast-draining mix. Like all anthuriums it is toxic to cats and dogs (insoluble calcium oxalates), so keep it out of reach.

Mature size: Indoors the leaf blades commonly reach 45-90 cm (about 1.5-3 ft) long with the plant standing roughly 1-1.5 m tall; in its native habitat leaves can exceed 1 m and plants reach 2 m or more.

Watch for — Yellowing lower leaves: Usually overwatering or a waterlogged, dense mix leading to root rot. Let the top few centimetres dry between waterings and switch to a chunky, free-draining aroid blend.

How to tell regal anthurium needs repotting

Repotting on a calendar is less reliable than reading the plant. For regal anthurium, 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 regal anthurium 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 regal anthurium

Every 12–18 months — sooner if roots show fast. Regal Anthurium's growth habit — evergreen, slow-growing terrestrial aroid with a short stem and large, long-petioled cordate (heart-shaped) leaves that emerge coppery and mature to deep matte green with a velvety texture and striking silvery-white veining. indoors it typically holds only a few large leaves at a time rather than forming a dense bush. — sets the pace. A prized collector's aroid from Peru's cloud forests, the regal anthurium grows enormous velvety, white-veined heart-shaped leaves. It wants bright indirect light, warmth, high humidity and a chunky, fast-draining mix. Like all anthuriums it is toxic to cats and dogs (insoluble calcium oxalates), so keep it out of reach.

What size pot to step regal anthurium up to

Step up one pot size — about 2–3 cm (an inch) wider. Regal Anthurium 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 regal anthurium

Early spring, just as new growth restarts, is the ideal window for regal anthurium. 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 regal anthurium

Time it for spring. Repot regal anthurium 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 regal anthurium out and gently loosen any roots circling the bottom of the rootball.
Repot at the same depth. Put a layer of fresh chunky, fast-draining epiphytic aroid 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 regal anthurium 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 regal anthurium

Regal Anthurium wants chunky, fast-draining epiphytic aroid mix. Use a loose, airy blend of orchid bark, perlite and coco coir or peat (roughly equal parts), with optional charcoal and sphagnum. The roots need oxygen, so a dense potting soil suffocates them. Target a slightly acidic to neutral pH (about 6.0-7.0) and always use a pot with drainage holes. Always use fresh mix when you repot — reusing old, broken-down soil reintroduces the compaction and poor drainage you are repotting to fix.

Repotting regal anthurium — frequently asked questions

How often should you repot regal anthurium?

Every 12–18 months — sooner if roots show fast for regal anthurium. Repot regal anthurium 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 chunky, fast-draining epiphytic aroid mix. Don't jump several sizes — that soggy excess soil is what rots vigorous roots.

What size pot does regal anthurium need?

When is the best time of year to repot regal anthurium?

Can you put regal anthurium straight into a much bigger pot?

No. Even a fast-growing regal anthurium 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 regal anthurium after repotting?

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