Light
Bright, indirect
Ideal spot
Cordyline fruticosa 'Red Sister' · Foliage plant
Bright, indirect
Ideal spot
about weekly
In the growing season
Moderate
Moderate grower
Toxic
Cats & dogs
Red Sister Ti Plant (Cordyline fruticosa 'Red Sister') belongs to the Asparagaceae family and is a moderate houseplant to look after. This moderate grower plant is happiest in bright, indirect and reaches 60–150 cm indoors.
For watering, the rule is simple: keep evenly moist. In the growing season it needs water roughly every 6 days, dropping to every 11 days in winter. Use the watering calculator below to tune that rhythm to your pot size, light and household humidity.
Important: Red Sister Ti Plant is toxic to pets — keep it out of reach of cats, dogs and children.
Set your pot size, light and humidity — the calculator tunes the watering rhythm to your home.
Light at the spot
Humidity
Season
Water Red Sister Ti Plant
every 6 days
≈ about weekly · 5× per month
Let the top 2–3 cm dry and finger-check before watering again.
Red Sister Ti Plant prefers bright, indirect but will cope with medium to bright. Harsh midday sun can scorch sensitive leaves, while too little light leads to leggy, sparse growth.
Keep Red Sister Ti Plant between 16–27 °C and aim for around 60% humidity (45% minimum). Below 12 °C it risks cold damage — keep it away from draughty windows and radiators.
16–27 °C
Not below 12 °C
60%
45% minimum
Keep evenly moist
Soil between waterings
Pot Red Sister Ti Plant in rich, free-draining mix kept evenly moist. A drainage hole is essential — soggy, airless soil is the single most common way houseplants die.
Saponins make ti plants toxic to cats and dogs (vomiting, sometimes with blood); not considered poisonous to people.
The best ways to propagate Red Sister Ti Plant are stem cuttings and cane cuttings. Late spring and summer are ideal, when the plant is growing most actively.
Cordylines are sensitive to fluoride and salts — brown tips usually mean it is time to switch to rainwater or filtered water.
In the growing season Red Sister Ti Plant needs watering about weekly (about every 6 days in a 16 cm pot at medium light), and much less in winter — roughly every 11 days. Use the watering calculator above to get the exact interval for your conditions.
Red Sister Ti Plant thrives in bright, indirect. A spot near a bright window out of harsh midday sun is ideal; give it a little more light in winter.
Red Sister Ti Plant is toxic to pets. Saponins make ti plants toxic to cats and dogs (vomiting, sometimes with blood); not considered poisonous to people.
The most common problem with Red Sister Ti Plant is fluoride/salt tip burn. Check your watering and drainage first — most issues trace back to too much or too little water.
The best ways to propagate Red Sister Ti Plant are stem cuttings and cane cuttings. Late spring and summer are ideal, when the plant is growing most actively.
Indoors Red Sister Ti Plant typically reaches 60–150 cm. With the right light and occasional repotting it stays compact and bushy.
Care data last verified on 15 June 2026.
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