lipstick plant Care (Aeschynanthus pulcher)

Also known as: red bugle vine
lipstick plant

About lipstick plant

The lipstick plant, Aeschynanthus pulcher, is a tropical evergreen vine from Southeast Asian rainforests. It often grows as an epiphyte, anchored on trees rather than in deep soil.

It forms trailing stems with glossy green leaves and tubular red flowers that emerge from dark buds resembling a tube of lipstick. This makes it popular for hanging baskets and high shelves indoors.

It adapts fairly well to indoor conditions when given warm temperatures, bright filtered light, and evenly moist but well-drained soil. Consistent conditions and moderate humidity are the main factors that influence how easy it is to care for lipstick plant.

Main Plant Requirements

Care Difficulty

Moderate Care

Light Preference

Bright Indirect Light

Water Requirements

Moderate Water

Temperature Preference

Tropical / Frost Sensitive

Hardiness Zone

11–12

Soil Texture

Loamy, Peaty, Organic-rich

Soil pH

Acidic (5.5–6.5), Slightly acidic (6.5–7.0)

Soil Drainage

Moist but well-drained

Fertilization

Light (every 4–6 weeks)

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How to Care for the lipstick plant

This plant prefers bright, indirect light that mimics dappled forest conditions.

  • Provide 6–8 hours of bright, filtered light each day, such as near an east or bright north window or under light canopy outdoors.
  • Tolerates light morning sun but avoid harsh midday or afternoon sun, which can bleach or scorch leaves on a lipstick plant.
  • In low light, stems stretch and flowering drops; move gradually to a brighter spot, especially in winter when outdoor and indoor light levels fall.

Watering should keep the root zone lightly moist but never saturated for long periods.

  • Before watering, let the top 2–3 cm of soil dry, then water thoroughly so excess drains away from the root zone.
  • Reduce watering slightly in cooler, lower-light seasons and increase only when growth is active and the soil surface dries faster.
  • Watch for yellow, soft leaves or a sour smell as signs of overwatering, and for limp, wrinkled leaves and very light pots or hanging baskets as signs of underwatering in Aeschynanthus pulcher.

Stable, warm conditions support steady growth and flowering.

  • Aim for 65–80°F (18–27°C) as the main growing range, with the warm end favoring active growth and bud formation.
  • Avoid temperatures below 55°F (13°C); brief dips may stunt growth, and frost can kill foliage and stems.
  • Tolerates short heat spikes up to about 86°F (30°C) if humidity and shade are adequate, but protect from hot, drying winds and sudden temperature swings near doors or drafty windows.

This species prefers moderately high humidity and reacts quickly to very dry air.

  • Aim for 50–70% humidity; below 40% the thin leaves and buds may start to shrivel.
  • Watch for crisp leaf edges, stalled flower buds, and leaf drop as signs of low-humidity stress in lipstick plant.
  • Increase humidity with a room humidifier, grouped plants, or a pebble tray, rather than misting foliage directly.

Aeschynanthus pulcher grows best in a loose, airy, organic-rich mix that drains quickly yet retains light, even moisture.

  • Use a base of peat- or coco coir-based potting mix with 30–40% added perlite and fine orchid bark for structure and aeration.
  • Ensure the mix feels springy rather than compact; roots need air spaces to prevent rot and support continuous flowering.
  • Target slightly acidic to neutral pH around 6.0–7.0, which supports nutrient uptake without causing leaf chlorosis.
  • Avoid heavy garden soil, clay-based mixes, or pots that stay soggy for more than 1–2 days after watering.

This species is very suitable for container growing, especially in hanging baskets or elevated pots.

  • Choose a wide, shallow container that matches its trailing root system, preventing deep zones of unused, wet mix at the bottom.
  • Use a pot material that slows drying slightly, such as glazed ceramic or thick plastic, to keep moisture more stable between waterings.
  • Secure hanging containers with strong hooks and balanced chains, since dense foliage and wet mix make the plant unexpectedly top-heavy.

Aeschynanthus pulcher benefits from modest, consistent feeding during active growth for strong foliage and flowering.

  • Use a balanced liquid fertilizer (around 10-10-10 or 20-20-20) diluted to 1/4–1/2 strength.
  • Feed every 2–4 weeks in spring and summer when growth is active.
  • Stop or reduce feeding to once every 6–8 weeks in fall and winter.
  • Avoid compost-heavy mixes in pots, which can stay too wet and lead to root issues.

Pruning supports compact growth and better flowering on Aeschynanthus pulcher.

  • Prune in late winter or just after main flowering flushes to avoid removing buds.
  • Use clean, sharp scissors or snips to remove dead, damaged, or weak stems.
  • Shorten long, straggly vines to encourage branching and a fuller hanging shape.
  • Pinch soft tips on young growth to promote denser foliage and more flowering sites.

This species prefers slightly snug pots but benefits from occasional repotting to maintain root health.

  • Repot every 2–3 years or when roots circle the pot base or emerge from drainage holes.
  • Choose late winter to early spring, just before active growth, for minimal stress.
  • Move to a pot only 2–5 cm wider, using airy, well-drained mix to prevent waterlogging.
  • Handle roots gently, tease apart tight coils lightly, and water well then keep in bright, indirect light.

Lipstick plant is most commonly propagated from stem cuttings taken during active growth.

  • Take 7–10 cm non-flowering stem cuttings in spring or early summer with at least 2–3 nodes.
  • Remove lower leaves and place cut base in moist, well-drained mix or water until roots form.
  • Maintain warm temperatures around 70–80°F and high humidity for faster rooting.
  • Once roots are 2–3 cm long, pot several cuttings together for a fuller new plant.

This tropical plant is frost-sensitive and needs mild, stable conditions in winter.

  • Keep indoor temperatures around 60–70°F and avoid cold drafts or sudden temperature drops.
  • If grown outdoors in containers, move indoors before temperatures fall below 55°F.
  • Provide bright, indirect light and slightly drier soil, letting the top layer dry between waterings.
  • Avoid placing near heaters or vents, which can overdry the foliage and root zone.

Care Tips

Encourage Compact Growth

Pinch back soft stem tips every 4–6 weeks during active growth to keep the plant bushy, prevent bare lower stems, and stimulate more flowering shoots.

Support Hanging Stems

Use a hanging basket with several evenly spaced hooks or a shallow wide pot with a hoop or trellis so long stems are gently guided, reducing breakage and improving light exposure along the vines.

Rotate for Even Blooms

Turn the pot 90° every 1–2 weeks so all sides of the plant receive similar light, which helps avoid lopsided growth and promotes more uniform flowering.

Post‑Bloom Grooming

After each main flush of flowers, remove spent bloom stalks and lightly tidy any thin or weak stems to redirect energy into new, stronger flowering shoots.

Prevent Bud Drop

Once flower buds form, avoid moving the plant, changing room location, or letting the potting mix swing from very wet to very dry, since sudden changes often cause buds to yellow and fall; this is a key part of caring for lipstick plant.

Common Pests and Diseases

Mealybugs

This pest often hides in leaf axils and along stems, appearing as white cottony clusters and causing leaf yellowing and distortion over time.

Solution

Isolate the plant, then dab visible insects with cotton swabs dipped in 70% isopropyl alcohol and rinse foliage with lukewarm water; repeat weekly until clear. Improve airflow and avoid sticky honeydew buildup by gently wiping leaves, and use a labeled insecticidal soap or neem oil spray if infestations persist.

Spider mites

These insects thrive in warm, dry indoor air, causing fine webbing, stippled leaves, and a dull, gray-green appearance on foliage.

Solution

Increase humidity around the plant, then thoroughly shower the plant with lukewarm water to remove mites and webbing, including the leaf undersides. Follow with regular applications of insecticidal soap or horticultural oil every 7–10 days, rotating the plant to ensure full coverage and monitoring new growth closely.

Aphids

This pest clusters on tender shoots and flower buds, sucking sap and causing curling leaves, sticky honeydew, and reduced flowering.

Solution

Prune and discard heavily infested tips, then rinse the plant under a gentle stream of water to dislodge remaining insects. For ongoing control, apply insecticidal soap or neem oil to all above-ground parts at 7–10 day intervals until no new aphids appear, and avoid overfertilizing, which encourages soft, aphid-prone growth.

Leaf spot

This disease produces irregular brown or dark purple spots on leaves, sometimes with yellow halos, and can cause premature leaf drop in humid, stagnant conditions.

Solution

Remove and discard affected leaves, avoid overhead watering, and ensure good air movement around the plant by spacing it away from crowded displays. Allow the top of the potting mix to dry slightly between waterings and, if spotting continues to spread, use a copper-based or other broad-spectrum fungicide labeled for houseplants according to package directions.

Botrytis blight

Symptoms include gray, fuzzy mold on aging flowers and damaged leaves, especially when the plant sits in cool, damp, low-light conditions for extended periods.

Solution

Promptly remove spent blooms and any soft, rotting tissue, and increase light and airflow while reducing excess humidity around the plant. Water at the base in the morning so foliage can dry quickly, and in persistent cases apply a labeled fungicide and adjust general lipstick plant indoor care to avoid chronically soggy conditions.

Interesting Facts

Lipstick-tube flowers

The tubular red flowers emerge from darker maroon buds that resemble a tube of lipstick being pushed up, a floral structure that inspired the common name lipstick plant and is characteristic of Aeschynanthus pulcher compared with many other gesneriads.

Pollination by sunbirds

In its native Southeast Asian range, this species is primarily pollinated by sunbirds, whose long curved beaks match the shape of the tube-shaped flowers and effectively transfer pollen while they drink nectar.

Epiphytic rainforest habit

Aeschynanthus pulcher naturally grows as an epiphyte on tree branches in warm, humid rainforest canopies, anchoring to bark with roots rather than rooting in soil, which explains its preference for airy, fast-draining substrates in cultivation.

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Did you know?

This species was one of the earlier Aeschynanthus to enter European horticulture in the 19th century, becoming a model plant for studying epiphytic flowering houseplants and helping establish the group commonly marketed today as lipstick plants.

FAQs about lipstick plant

Flowering is reduced by low light, insufficient warmth, or lack of a short rest period. Old, woody stems also flower less. Provide bright conditions, slightly cooler and drier rest in winter, and prune lightly to renew growth for better blooming.

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