Network Calathea (Calathea Musaica) (Network Calathea) care

Light

In the wild network calathea (calathea musaica) grows on the bright edge of a forest canopy, not in the canopy and not in the open. Indoors, that translates to within a metre of an unobstructed window, sheer curtain optional. Thrives in bright, indirect light from an east or north window. A little gentle morning sun is fine, but harsh midday direct sun scorches and fades the mosaic pattern. Too little light dulls the intricate venation and slows growth. The fastest test: a hand held at the leaf casts a soft-edged shadow at noon — sharp shadow means too much sun, no shadow means too little light.

Watering

Aim for roughly weekly; keep soil lightly and evenly moist, never soggy or bone-dry for network calathea (calathea musaica), but treat that as a starting point rather than a rule. A south-facing summer windowsill will dry the pot twice as fast as a north-facing winter room. Lift the pot; if it feels noticeably lighter than it did wet, water it. Water when the top inch of soil begins to dry, keeping the mix consistently moist in spring and summer and easing off in winter. Sensitive to mineral buildup, so use distilled water, rainwater, or filtered water rather than hard or fluoridated tap water. Never let it sit in standing water.

Soil and pot

Network Calathea (Calathea Musaica) grows best in rich, porous, well-draining peat-based mix. Use a light, moisture-retentive but free-draining houseplant mix, ideally peat- or coir-based with added perlite or vermiculite to prevent compaction and waterlogging. A pot with drainage holes is essential to avoid root rot. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Network Calathea (Calathea Musaica) sits happiest at around 50-80% humidity and 18-30°C (65-85°F). A humidity-loving tropical that does best above 50%. In dry indoor air the leaf edges crisp and brown. Boost humidity with a pebble tray, a nearby humidifier, or grouping with other plants; a bathroom or kitchen with bright light suits it well. If you keep the room above 18 year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed network calathea (calathea musaica) sparingly. Feed every 4-6 weeks during the spring and summer growing season with a balanced houseplant fertiliser diluted to about half the recommended strength. Stop or greatly reduce feeding in autumn and winter when growth slows. Over-fertilising causes salt buildup and brown leaf tips. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on network calathea (calathea musaica) in the Growli community. Each is annotated with the most common cause so you know where to start.

• Brown, crispy leaf edges and tips — Usually caused by low humidity, underwatering, or mineral/fluoride buildup from hard tap water. Raise humidity, keep soil evenly moist, and switch to distilled, filtered, or rainwater; trim crispy edges with clean scissors.
• Curling or limp leaves — Signals the plant is thirsty or the air is too dry, or occasionally too much direct sun. Check soil moisture, increase humidity, and move it out of harsh light; leaves usually perk back up once conditions stabilise.
• Yellowing leaves — Most often a watering imbalance, typically overwatering or soggy soil leading to root stress. Let the top inch dry between waterings and ensure the pot drains freely.
• Spider mites — Dry indoor air invites spider mites, seen as fine webbing and yellow speckling on leaves. Raise humidity, rinse the foliage with a strong stream of water, and treat with insecticidal soap or neem oil for stubborn infestations.
• Faded or dull mosaic pattern — The signature network veining loses contrast in too little light (or bleaches in too much direct sun). Provide consistent bright, indirect light to keep the pattern crisp.
• Leaf scorch and pale patches — Direct midday sun bleaches and burns the foliage. Move the plant back from south- or west-facing windows or filter the light with a sheer curtain.

Propagation

Propagate by root division in spring during repotting. Gently remove the plant from its pot, tease apart natural clumps so each division keeps a healthy section of roots and several leaves, and pot up separately in fresh moist mix. Avoid damaging the main roots; keep new divisions warm and humid while they establish. Leaf cuttings do not root. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Network Calathea (Calathea Musaica) is pet-safe. The ASPCA lists "Calathea" (Calathea spp., family Marantaceae) as non-toxic to dogs, cats, and horses; Goeppertia is the updated botanical name for this genus, so the cultivar 'Network' is not listed individually but is covered by the genus-level non-toxic entry. As with any plant, large quantities of fibrous leaves may still cause mild stomach upset, so verify with your vet if your pet is a persistent nibbler. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Network Calathea (Calathea Musaica) deep-dive guides

Every aspect of network calathea (calathea musaica) care, each with its own calibrated guide:

• Network Calathea (Calathea Musaica) watering schedule
• Network Calathea (Calathea Musaica) light requirements
• Best soil mix for network calathea (calathea musaica)
• Network Calathea (Calathea Musaica) fertilizing guide
• When to repot network calathea (calathea musaica)
• How to propagate network calathea (calathea musaica)
• Network Calathea (Calathea Musaica) growth rate & size
• Network Calathea (Calathea Musaica) cold hardiness
• Network Calathea (Calathea Musaica) temperature & humidity
• Is network calathea (calathea musaica) toxic to cats & dogs?

Related guides

Network Calathea (Calathea Musaica) is also known as Network Calathea, Calathea Musaica, Mosaic Calathea, Network Plant, and Network Prayer Plant.

• Types of calathea — varieties identified, with care and pet-safety
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• All 389 plant care guides in the Growli library