Contents
Description
Lobelia puberula is a perennial herbaceous plant that belongs to the Lobeliaceae family. It is native to North America, specifically in the southeastern part of the United States. It is commonly known as ‘Downy Lobelia’ due to the hairy texture of its leaves and stem.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophytes |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Lobeliaceae |
| Genus | Lobelia |
Appearance
The Lobelia puberula can grow up to 3 feet tall and 1 foot wide. It has hairy and lance-shaped leaves that are green in color. The flowers are tubular and come in shades of blue or purple. They bloom in late summer and early fall.
Care Guide
Water: This plant requires moderate watering. Water it when the top inch of the soil is dry. Avoid overwatering as it can cause root rot.
Fertilization: Feed the Lobelia puberula with a balanced fertilizer once a month during its growing season.
Soil: This plant prefers well-draining soils that are rich in organic matter. It can tolerate slightly acidic to neutral soil pH levels.
Sunlight: The Lobelia puberula thrives in full sun to partial shade. It can tolerate some shade, but it may affect its blooming.
Hardiness Zones: This plant is hardy in USDA zones 6-9.
Common Pests & Diseases
The Lobelia puberula is susceptible to root rot caused by overwatering. It can also be affected by pests such as aphids, spider mites, and whiteflies. Diseases such as mildew, rust, and leaf spot can also occur.
Habitat
The Lobelia puberula is native to the southeastern part of the United States. It can be found growing in wetlands, swamps, and along streams and rivers. It prefers moist soil conditions and can tolerate some flooding.
Question and Answer
Q: Is the Lobelia puberula poisonous?
A: Yes, it contains alkaloids that can be toxic if ingested. It is best to keep it away from pets and children.
Q: Can the Lobelia puberula be grown in containers?
A: Yes, it can be grown in containers as long as the soil is well-draining and it receives enough sunlight.
Q: Can the Lobelia puberula be propagated through cuttings?
A: Yes, it can be propagated through stem cuttings taken in the spring or early summer.
Q: How often should the Lobelia puberula be fertilized?
A: It should be fertilized once a month during its growing season.
Related Plants
- Lobelia cardinalis
- Lobelia siphilitica
- Lobelia erinus
References
- “Lobelia puberula.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=m840.
- “Lobelia puberula.” North Carolina Extension Gardener Plant Toolbox, content.ces.ncsu.edu/lobelia-puberula.
- “Lobelia puberula.” Lady Bird Johnson Wildflower Center, www.wildflower.org/plants/result.php?id_plant=lopu3.
