Scarlet Star
Guzmania Lingulata
Guzmania lingulata, commonly known as the Scarlet Star, is a stunning bromeliad native to Central and South America. Its vibrant red flowers and unique rosette shape make it a popular choice for indoor gardens and terrariums.
Everything it needs
9 essentials at a glance
Watering
Guzmania lingulata prefers to be watered once a week, allowing the water to collect in the central cup of the plant.
During the growing season (spring and summer), increase watering to every 5-7 days, while in the winter, reduce to every 10-14 days. Signs of over-watering include yellowing leaves and root rot, while under-watering may cause the leaves to become crispy and brown at the tips.
Light
This plant thrives in bright, indirect light but can tolerate some direct sunlight in the morning or late afternoon.
Ideally, it should receive 10-12 hours of light daily, with a tolerance range of 6-14 hours. Avoid placing it in low-light conditions, as this can hinder its growth and flowering.
Soil
Guzmania lingulata prefers a well-draining potting mix, ideally composed of orchid bark, peat moss, and perlite.
The pH range should be slightly acidic to neutral, around 5.5 to 7.0. Ensure that the pot has drainage holes to prevent water accumulation.
Humidity
This plant enjoys high humidity levels, ideally between 50-70%.
To increase humidity, consider misting the leaves regularly or placing a humidity tray filled with water and pebbles beneath the pot. Signs of humidity stress include browning leaf tips and wilting.
Temperature
Guzmania lingulata thrives in temperatures between 65-80°F (18-27°C) and is hardy in zones 10-11.
It can tolerate brief dips to 50°F (10°C) but should be protected from frost and extreme heat, which can harm the plant.
Fertilizing
Use a balanced liquid fertilizer with an NPK ratio of 20-20-20, diluted to half strength.
Fertilize every 4-6 weeks during the growing season (spring and summer) and reduce to once every 2-3 months in the fall and winter. Signs of nutrient deficiency include yellowing leaves and stunted growth.
Pruning
Pruning is minimal for Guzmania lingulata.
Remove any dead or damaged leaves at the base using clean, sharp scissors. Deadheading spent flowers can encourage new growth and improve the plant's appearance. This should be done after flowering, typically in late summer to early fall.
Repotting
Repot Guzmania lingulata every 2-3 years or when it outgrows its pot.
Signs that it needs repotting include roots growing out of the drainage holes or stunted growth. Choose a pot that is 1-2 inches larger in diameter than the current one. Carefully remove the plant from its pot, loosen the roots, and place it in fresh potting mix, ensuring it is secure.
Propagation
Propagation is typically done through offsets or pups that grow from the base of the plant.
Wait until the pups are at least one-third the size of the parent plant before removing them. Carefully cut the pup away from the parent using sterilized scissors, allow it to dry for a day, and then plant it in a suitable potting mix. The best time for propagation is during the growing season in spring or early summer.
When it's unhappy
Yellow leaves
Why it happens
This can be caused by over-watering or insufficient light.
How to fix it
Adjust watering frequency and ensure the plant receives adequate light.
Brown leaf tips
Why it happens
This is often a sign of low humidity or under-watering.
How to fix it
Increase humidity levels and ensure consistent watering.
Root rot
Why it happens
Over-watering and poor drainage can lead to root rot.
How to fix it
Allow the soil to dry out between waterings and ensure proper drainage.
Wilting leaves
Why it happens
This can occur due to under-watering or extreme temperature fluctuations.
How to fix it
Check soil moisture and maintain stable temperatures.
Pests (e.g., mealybugs)
Why it happens
Pests can infest the plant if it is kept in overly humid conditions.
How to fix it
Treat with insecticidal soap or neem oil and maintain good air circulation.
Care through the year
Spring
In spring, increase watering frequency as the plant enters its active growth phase. Fertilize every 4-6 weeks to promote blooming.
Summer
During summer, maintain consistent moisture and ensure the plant receives bright, indirect light. Monitor humidity levels and mist as needed.
Fall
In fall, reduce watering frequency as the plant prepares for dormancy. Continue to fertilize until late fall, then pause for winter.
Winter
In winter, reduce watering to every 10-14 days and keep the plant in a warm location away from drafts. Avoid fertilizing during this time.
Toxicity & Safety
Guzmania lingulata is non-toxic to pets (cats and dogs) and children. However, ingestion of any part of the plant may cause mild gastrointestinal discomfort, so it is best to keep it out of reach of small children and pets.
Good to know
How often should I water my Guzmania lingulata?
Water your Guzmania lingulata once a week, allowing water to collect in the central cup. Adjust frequency based on seasonal changes.
What light conditions are best for Guzmania lingulata?
This plant prefers bright, indirect light and can tolerate some direct sunlight. Aim for 10-12 hours of light daily for optimal growth.
How do I propagate Guzmania lingulata?
Propagate by removing offsets or pups that grow from the base. Wait until they are one-third the size of the parent before cutting them off.
What should I do if my Guzmania lingulata has yellow leaves?
Yellow leaves can indicate over-watering or insufficient light. Adjust your watering schedule and ensure the plant receives enough light.
Is Guzmania lingulata toxic to pets?
No, Guzmania lingulata is non-toxic to both cats and dogs, making it a safe choice for homes with pets.
When should I repot my Guzmania lingulata?
Repot every 2-3 years or when you notice roots growing out of the drainage holes. Choose a pot that is slightly larger than the current one.
What temperature is ideal for Guzmania lingulata?
This plant thrives in temperatures between 65-80°F (18-27°C) and should be protected from frost and extreme heat.
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