Spigelia alabamensis Plant Care
Spigelia alabamensis (K.Gould) K.G.Mathews & Weakley
Updated · Sources · How we source care data
Spigelia alabamensis, commonly known as Alabama pinkroot, is a species of flowering plant in the family Loganiaceae. It is endemic to Alabama in the southeastern United States, where it is restricted to dolomite glades in Bibb County.
Every 7–10 days
Partial shade to full shade
60–75°F
50–70%
At a glance
How do you care for Spigelia alabamensis?
Water Spigelia alabamensis every 7–10 days, letting the top layer of soil dry out between waterings, and give it partial shade to full shade. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every 6 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.
Where Is the Spigelia alabamensis Native To?
What Is the Spigelia alabamensis?
Spigelia alabamensis (Spigelia alabamensis) belongs to the Loganiaceae family within the Spigelia genus. Spigelia alabamensis is native to Alabama in the southeastern United States.
Spigelia alabamensis displays an upright, clumping perennial growth habit, reaching up to 1.5 ft tall with a spread of approximately 1 ft. Spigelia alabamensis produces tubular red or pink flowers with yellow throats.
Leaf size: approximately 4 inches.
How Often Should You Water a Spigelia alabamensis?
Spigelia alabamensis 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 Spigelia alabamensis Need?
Spigelia alabamensis thrives in partial shade to full shade. The optimal light range is 100–1,000 lux. Avoid placing Spigelia alabamensis in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial shade to full shade
100–1,000 lux
What Temperature and Humidity Does the Spigelia alabamensis Prefer?
Spigelia alabamensis grows best at temperatures of 60–75°F. Spigelia alabamensis prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
50–70%
What Soil Mix Works Best for a Spigelia alabamensis?
Rich, well-draining soil with high organic content. Good drainage is essential for Spigelia alabamensis to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Spigelia alabamensis?
Feed Spigelia alabamensis every 6 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 6 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 Spigelia alabamensis?
Repot every 1-2 years in early spring. 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 Spigelia alabamensis?
Spigelia alabamensis can be propagated through seeds, division of clumps. Similar propagation techniques also apply to pinkroot plant care, which shares the same genus.
Is the Spigelia alabamensis Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
Toxic to humans and pets if ingested
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 Spigelia alabamensis?
Spigelia alabamensis is susceptible to aphids, spider mites, scale insects. 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 Spigelia alabamensis Need?
Spigelia alabamensis grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Spigelia alabamensis is native to Alabama in the southeastern United States. In cooler regions, grow Spigelia alabamensis as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Spigelia alabamensis 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 Spigelia genus — compare its care with other Spigelia species on PlantoScan.
Spigelia is part of the Loganiaceae plant family — browse all Loganiaceae genera and species.
Spigelia alabamensis copes with lower light than most plants — browse the full list of low-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Spigelia alabamensis (K.Gould) K.G.Mathews & Weakley, family Loganiaceae (first published in J. Bot. Res. Inst. Texas 5: 444 (2011)) — World Flora Online record, IPNI name record.
- Pet toxicity: Spigelia alabamensis is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 13a, calculated from the plant's minimum temperature.
- 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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