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Description
Lobelia Spicata, also known as spiked lobelia, is a perennial herbaceous plant that belongs to the Lobeliaceae family. It is native to North America and can be found in wet meadows, marshes, and along stream banks. The plant can grow up to 3 feet tall and has an erect stem with numerous branches. Its leaves are lance-shaped, and the flowers are arranged in long spikes that can reach up to 12 inches long. The blooms are blue-purple in color and have a tubular shape with five pointed petals. The plant blooms from June to August.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Lobeliaceae |
| Genus | Lobelia |
Appearance
Lobelia Spicata has an upright and branching stem with lance-shaped leaves that are arranged alternately. The plant can grow up to 3 feet tall and has a spread of 12-18 inches. The flowers are arranged in long spikes that can reach up to 12 inches long. The blooms are blue-purple in color and have a tubular shape with five pointed petals. The plant has a shallow root system and prefers moist soil.
Care Guide
Lobelia Spicata requires moderate care and attention. Here are some tips on how to care for this plant:
- Water: The plant prefers moist soil, so it’s important to water it regularly. However, avoid overwatering, as this can lead to root rot.
- Fertilization: Use a balanced fertilizer during the growing season to help the plant thrive.
- Soil: Lobelia Spicata prefers well-draining soil that is rich in organic matter. It can tolerate slightly acidic to neutral soil pH.
- Sunlight: The plant prefers full sun to partial shade. It can tolerate some shade, but too much shade can result in fewer blooms.
- Hardiness Zones: Lobelia Spicata is hardy in USDA zones 4-8.
Common Pests & Diseases
Lobelia Spicata is relatively pest and disease-free. However, it can occasionally be affected by aphids, spider mites, and whiteflies. These pests can be controlled using insecticidal soap or neem oil. The plant can also be affected by fungal diseases such as powdery mildew and leaf spot. These can be prevented by providing good air circulation and avoiding overhead watering.
Habitat
Lobelia Spicata is native to North America and can be found in wet meadows, marshes, and along stream banks. The plant prefers moist soil and can tolerate some shade. It is commonly used in wildflower gardens, naturalized areas, and rain gardens.
Question and Answer
Q: Is Lobelia Spicata a good plant for butterflies and bees?
A: Yes, the plant is attractive to butterflies and bees due to its blue-purple flowers.
Q: How often should I fertilize Lobelia Spicata?
A: Use a balanced fertilizer once a month during the growing season.
Q: Can Lobelia Spicata be grown in containers?
A: Yes, the plant can be grown in containers as long as it has good drainage and is watered regularly.
Q: Can Lobelia Spicata tolerate drought?
A: No, the plant prefers moist soil and cannot tolerate drought.
Related Plants
- Lobelia Cardinalis
- Lobelia Siphilitica
- Lobelia Inflata
References
- Dirr, M. A. (2009). Manual of woody landscape plants: Their identification, ornamental characteristics, culture, propagation and uses. Stipes Publishing.
- Missouri Botanical Garden. (n.d.). Lobelia spicata. Retrieved from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=282959
- USDA Plants Database. (n.d.). Lobelia spicata L. Retrieved from https://plants.usda.gov/core/profile?symbol=LOSP4
