Watering schedule

How often to water Lipstick Vine (Aeschynanthus radicans) — the schedule

Also called Lipstick Vine, Lipstick Plant, Basket Vine.

More about lipstick vine

Watering at a glance

Base rhythm	When top 2–3 cm of compost feel dry
Spring / summer	Spring and summer: soak or dunk the roots/mount thoroughly about once a week, then let them dry almost completely before the next soak.
Autumn	Autumn: lengthen the gap between soaks as light and growth taper off.
Winter	Winter: soak far less often — roughly every 2-3 weeks — and always let the roots dry fully in between.
Light	Bright indirect light (just back from a sunny window)

About Lipstick Vine

Aeschynanthus radicans · also called Lipstick Vine, Lipstick Plant · tropical

Aeschynanthus radicans is a popular epiphytic trailing houseplant native to the humid tropical rainforests of Malaysia and Indonesia, grown for its glossy dark-green leaves and striking tubular scarlet flowers that emerge from deep burgundy-purple calyces like a lipstick from its tube. It thrives in hanging baskets indoors and requires consistent warmth, high humidity, and bright indirect light to flower reliably. The single most important care fact is to avoid cold draughts and temperatures below 15°C, which cause rapid leaf drop and bud blast. The ASPCA confirms that Aeschynanthus (lipstick plant) is non-toxic to cats, dogs, and horses.

Ideal humidity: 60–80%

Watch for — Root rot from overwatering: Wilting and yellowing despite moist soil indicates root rot; repot into fresh, well-draining mix after trimming all blackened roots, and allow the potting medium to partly dry between waterings.

The watering schedule, season by season

Lipstick Vine grows on bark, not in soil — it wants its roots soaked then fully dried and exposed to air, never kept damp like a potted plant. The base rhythm for lipstick vine is when top 2–3 cm of compost feel dry, but the real interval moves with the season, the light and the pot — so treat the figures below as a starting point and always confirm with the plant itself.

Spring & summer (active growth): Spring and summer: soak or dunk the roots/mount thoroughly about once a week, then let them dry almost completely before the next soak.
Autumn (slowing down): Autumn: lengthen the gap between soaks as light and growth taper off.
Winter (rest / dormancy): Winter: soak far less often — roughly every 2-3 weeks — and always let the roots dry fully in between.

Water thoroughly then allow the top layer to dry before rewatering; reduce frequency in winter but never let the compost dry out completely, and always use water at room temperature.

Want this turned into a live reminder that adjusts to your home and the weather? The Growli watering calculator takes your pot size, light and season and returns a starting interval for lipstick vine in seconds.

How to tell lipstick vine needs water

A calendar is the worst way to water lipstick vine. Check the plant and the soil instead — for this species, look for these signals in order:

Roots turn silvery-grey or chalky instead of green/plump.
The mount or bark medium is bone dry and light.
Leaves or pseudobulbs look slightly wrinkled or less rigid.

The most reliable single check is the first one on that list. When two signals agree, water; when they disagree, wait a day and look again — under-watering lipstick vine for a day is almost always safer than over-watering it.

Overwatering vs underwatering lipstick vine

The two failure modes can look alike at a glance, so check the soil weight and wetness before you decide. For lipstick vine specifically:

Signs you are overwatering

Mushy, brown, hollow roots that have stayed wet too long.
Yellowing, soft leaves at the base.
A persistently wet, never-drying medium.

Signs you are underwatering

Leaves go limp, leathery or accordion-pleated; roots stay grey for long stretches.
Shrivelling pseudobulbs or curling leaves.

Treating lipstick vine like a normal houseplant — watering little and often into bark or moss that never dries — suffocates and rots the roots. Soak hard, then let it dry out.

Water quality notes

Rainwater or filtered water is best for lipstick vine; many epiphytes are sensitive to softened water and tap-water minerals.

Seasonal and environmental adjusters

Every figure above shifts with the conditions in your home. For lipstick vine, the levers that matter most are:

Air movement matters as much as water — roots must dry between soaks to avoid rot.
A bark or mounted medium dries far faster than moss, so the wetter the medium, the longer you wait.
In high humidity you can soak less often; in dry heated rooms, more often but still let it dry.

Pot choice is part of this too — work out the right size with the pot size calculator, since a pot that is too big stays wet long enough to rot the roots of lipstick vine.

Lipstick Vine watering — frequently asked questions

How often should I water lipstick vine?

Water lipstick vine when top 2–3 cm of compost feel dry. Spring and summer: soak or dunk the roots/mount thoroughly about once a week, then let them dry almost completely before the next soak. Winter: soak far less often — roughly every 2-3 weeks — and always let the roots dry fully in between.

How do I know when lipstick vine needs water?

Roots turn silvery-grey or chalky instead of green/plump. The mount or bark medium is bone dry and light. Leaves or pseudobulbs look slightly wrinkled or less rigid. The single most reliable test for lipstick vine is the first signal on that list — checking the soil or the plant directly always beats watering by the calendar.

What does an overwatered lipstick vine look like?

Mushy, brown, hollow roots that have stayed wet too long. Yellowing, soft leaves at the base. A persistently wet, never-drying medium. Treating lipstick vine like a normal houseplant — watering little and often into bark or moss that never dries — suffocates and rots the roots. Soak hard, then let it dry out.

What are the signs of an underwatered lipstick vine?

Leaves go limp, leathery or accordion-pleated; roots stay grey for long stretches. Shrivelling pseudobulbs or curling leaves.

Can I use tap water on lipstick vine?