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Description
Eupatorium Lindleyanum, also known as Lindley’s Thoroughwort, is a flowering plant that belongs to the Asteraceae family. It is native to South America and is widely cultivated as an ornamental plant in many parts of the world. It can grow up to 5 feet tall and has a spread of 3 feet. The plant produces clusters of small, pinkish-purple flowers that bloom in late summer and fall. The leaves are dark green, lance-shaped, and toothed.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Eupatorium |
Appearance
Eupatorium Lindleyanum is a tall, upright plant with a bushy, spreading habit. It has dark green, lance-shaped leaves that are up to 8 inches long and 2 inches wide. The leaves are arranged in opposite pairs along the stem and are toothed along the edges. The plant produces clusters of small, pinkish-purple flowers that bloom in late summer and fall. The flowers are arranged in flat-topped clusters that are up to 6 inches wide. Each flower head is about 1/4 inch wide and has numerous small, tubular florets.
Care Guide
Eupatorium Lindleyanum is a relatively easy plant to care for. Here are some tips for keeping it healthy:
Water: Water the plant regularly, keeping the soil moist but not waterlogged. Avoid letting the soil dry out completely, as this can cause the plant to wilt.
Fertilization: Fertilize the plant once a month during the growing season with a balanced, water-soluble fertilizer.
Soil: Plant Eupatorium Lindleyanum in well-draining soil that is rich in organic matter. The plant prefers slightly acidic soil with a pH between 5.5 and 6.5.
Sunlight: Eupatorium Lindleyanum prefers full sun to partial shade. It can tolerate some shade, but the plant will produce fewer flowers in low light conditions.
Hardiness Zones: Eupatorium Lindleyanum is hardy in USDA zones 9 through 11. In colder climates, it can be grown as an annual or overwintered indoors.
Common Pests & Diseases
Eupatorium Lindleyanum is relatively pest and disease-resistant. However, it may be susceptible to aphids, spider mites, and whiteflies. These pests can be controlled with insecticidal soap or horticultural oil. The plant may also be prone to powdery mildew, leaf spot, and root rot in poorly-drained soil. Proper watering and good air circulation can help prevent these diseases.
Habitat
Eupatorium Lindleyanum is native to South America, where it grows in moist, shady habitats such as forest edges and stream banks. In cultivation, it prefers well-drained soil and full sun to partial shade.
Question and Answer
Q: Is Eupatorium Lindleyanum poisonous?
A: There are no reports of Eupatorium Lindleyanum being toxic to humans or animals.
Q: How often should I fertilize Eupatorium Lindleyanum?
A: Fertilize the plant once a month during the growing season with a balanced, water-soluble fertilizer.
Q: Can Eupatorium Lindleyanum tolerate drought?
A: No, Eupatorium Lindleyanum prefers moist soil and may wilt if the soil becomes too dry.
Q: How do I propagate Eupatorium Lindleyanum?
A: Eupatorium Lindleyanum can be propagated by division in spring or fall. Alternatively, the plant can be grown from seed.
Related Plants
- Eupatorium purpureum
- Eupatorium fistulosum
- Eupatorium perfoliatum
- Eupatorium maculatum
References
- Missouri Botanical Garden: Eupatorium Lindleyanum
- RHS: Eupatorium Lindleyanum
- University of Florida IFAS Extension: Eupatorium Lindleyanum
