Light
Bright, indirect
Ideal spot
Tillandsia xerographica · Air plant · pet-safe
Bright, indirect
Ideal spot
about weekly
In the growing season
Easy
Slow grower
Safe
Cats & dogs
King of Air Plants (Tillandsia xerographica) belongs to the Bromeliaceae family and is a easy houseplant to look after. This slow grower plant is happiest in bright, indirect and reaches 15–30 cm indoors.
For watering, the rule is simple: let the top dry out. In the growing season it needs water roughly every 5 days, dropping to every 8 days in winter. Use the watering calculator below to tune that rhythm to your pot size, light and household humidity.
Good news for pet owners: King of Air Plants is listed as non-toxic to cats and dogs by the ASPCA.
Set your pot size, light and humidity — the calculator tunes the watering rhythm to your home.
Light at the spot
Humidity
Season
Water King of Air Plants
every 5 days
≈ about weekly · 6× per month
Let the top 2–3 cm dry and finger-check before watering again.
King of Air Plants 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 King of Air Plants between 15–30 °C and aim for around 60% humidity (40% minimum). Below 7 °C it risks cold damage — keep it away from draughty windows and radiators.
15–30 °C
Not below 7 °C
60%
40% minimum
Let the top dry out
Soil between waterings
Pot King of Air Plants in none — mounted or displayed bare-root. A drainage hole is essential — soggy, airless soil is the single most common way houseplants die.
Listed as non-toxic to cats and dogs by the ASPCA — a genuinely pet-safe choice.
The best ways to propagate King of Air Plants are offsets / pups. Late spring and summer are ideal, when the plant is growing most actively.
The largest and most drought-tolerant Tillandsia, its silvery, curling leaves are covered in dense trichomes that pull moisture straight from the air — it needs less watering than any other air plant.
In the growing season King of Air Plants needs watering about weekly (about every 5 days in a 16 cm pot at medium light), and much less in winter — roughly every 8 days. Use the watering calculator above to get the exact interval for your conditions.
King of Air Plants 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.
King of Air Plants is non-toxic to pets. Listed as non-toxic to cats and dogs by the ASPCA — a genuinely pet-safe choice.
The most common problem with King of Air Plants is dehydration. Check your watering and drainage first — most issues trace back to too much or too little water.
The best ways to propagate King of Air Plants are offsets / pups. Late spring and summer are ideal, when the plant is growing most actively.
Indoors King of Air Plants typically reaches 15–30 cm. With the right light and occasional repotting it stays compact and bushy.
Care data last verified on 15 June 2026.
Browse 600+ houseplants with a watering calculator, light needs and pet-safety at a glance.
Browse all houseplants