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PlantSnap
Plant Care
Mountain lobelia
(Cyanea elliptica)
Also Known As
Mountain lobelia, Hāpuʻu, Hawaiian cyanea, Elliptical cyanea
About This Plant
Cyanea elliptica is a species of flowering plant in the bellflower family, Campanulaceae, that is endemic to Hawaii. It is a perennial herb that can grow up to 1.5 meters tall and has elliptical leaves that are 10 to 30 cm long. It produces blue flowers that are arranged in a cluster at the top of the plant.
Plant Care Instructions
Outdoor Size Range
Can grow up to 1.5 meters tall and 1 meter wide (150 cm x 100 cm)
Light Requirements
Cyanea elliptica prefers partial shade to full sun, but it should be protected from direct sunlight during the hottest part of the day.
Humidity Needs
It prefers high humidity levels, and it is recommended to mist the leaves regularly to maintain the required humidity level.
Fertilizing Schedule
It requires regular fertilization with a balanced fertilizer during the growing season, from spring to fall.
Pruning Guidelines
Pruning is not necessary for this plant species, but it can be done to remove dead or damaged leaves and to promote bushier growth.
Common Pests and Diseases
Common pests that can affect Cyanea elliptica include spider mites, mealybugs, and scale insects. It is also susceptible to fungal infections.
Indoor Size Range
Not suitable for indoor cultivation
Watering Schedule
It requires moderate watering, and the soil should be kept moist but not waterlogged. It is important to avoid overwatering, as this can lead to root rot.
Temperature Range
It prefers warm temperatures between 18-27°C (65-80°F), and it should be protected from cold drafts and temperatures below 10°C (50°F).
Growing Season
The growing season for Cyanea elliptica is from spring to fall.
Growing Difficulty Level
Cyanea elliptica is considered to be a moderately difficult plant to grow, as it has specific requirements for light, humidity, and temperature.
USDA Hardiness Zones
It is hardy in USDA zones 11-12.
Did You Know?
The Cyanea elliptica plant species is pollinated by native Hawaiian birds, such as the 'i'iwi and the 'apapane, which are attracted to its bright blue flowers.
