None Plant Care
Dendrobium guamense Ames
Updated · Sources · How we source care data
The Dendrobium guamense stands out with its unique, elongated pseudobulbs covered in small, oval-shaped leaves. This orchid species originates from the tropical island of Guam, where it thrives in warm, humid environments. Plant collectors are drawn to its striking appearance and beautiful fragrant flowers, making it a sought-after addition to any collection.
Every 7–10 days
Bright indirect light
65–85°F
60–80%
At a glance
How do you care for None?
Water None every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 65–85°F (18–29°C) and 60–80% humidity. Fertilize it every 2 months during the growing season.
Where Is the None Native To?
What Is the None?
None (Dendrobium guamense) belongs to the Orchidaceae family within the Dendrobium genus. None is native to Guam and the Commonwealth of the Northern Mariana Islands.
None displays an upright, epiphytic growth habit, reaching up to 2 ft tall with a spread of approximately 1 ft. None produces colorful, showy blooms in various shapes and sizes.
Leaf size: approximately 8 inches.
How Often Should You Water a None?
Dendrobium guamense requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the None Need?
None thrives in bright indirect light. Avoid placing None in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the None Prefer?
Dendrobium guamense grows best at temperatures of 65–85°F. None prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–85°F
Humidity
60–80%
What Soil Mix Works Best for a None?
Well-draining orchid mix with bark chips and sphagnum moss. Good drainage is essential for None to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a None?
Feed None every 2 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 2 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a None?
Repot every 2-3 years after flowering. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a None?
None can be propagated through division, back bulbs, keiki propagation. Similar propagation techniques also apply to golden dendrobium plant care, which shares the same genus.
Is the None Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list None, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the None?
None is susceptible to aphids, scale, spider mites. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the None Need?
None grows outdoors in USDA Zone 11b – 12b. It survives winters down to planting zone 11b. None is native to Guam and the Commonwealth of the Northern Mariana Islands. In cooler regions, grow None as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 11b – 12b
Keep exploring plants
None is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Dendrobium genus — compare its care with other Dendrobium species on PlantoScan.
Dendrobium is part of the Orchidaceae plant family — browse all Orchidaceae genera and species.
None thrives in bright light and direct sun — see other bright-light plants.
More Dendrobium Species
Other Dendrobium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Dendrobium guamense Ames, family Orchidaceae (first published in Philipp. J. Sci., C 9: 14 (1914)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list None, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 11b – 12b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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