Contents
Description
Celmisia Petriei, commonly known as the Mount Cook Lily, is a flowering plant that is endemic to New Zealand. It belongs to the Asteraceae family and is a perennial herb that grows up to 1 meter in height. The plant has a long stem that bears a single large white flower head that is surrounded by green leaves. The flower head is composed of tiny white flowers that bloom in summer and autumn.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Celmisia |
Appearance
Celmisia Petriei has a long stem that bears a single large white flower head that is surrounded by green leaves. The flower head is composed of tiny white flowers that bloom in summer and autumn. The plant has a tufted habit and can grow up to 1 meter in height. The leaves are narrow and have a slightly hairy texture. The flower head can measure up to 10 cm in diameter and is surrounded by bracts that are tinged with purple.
Care Guide
Celmisia Petriei requires well-drained soil that is rich in organic matter. The plant prefers a sunny position and requires moderate watering. It is important to avoid overwatering as this can lead to root rot. Fertilization should be done in spring and autumn using a balanced fertilizer. The plant is hardy in USDA zones 8-10.
Common Pests & Diseases
Celmisia Petriei is susceptible to aphids, which can cause damage to the leaves and flowers. Powdery mildew can also affect the plant, causing a white powdery coating on the leaves. To prevent pest and disease problems, it is important to maintain good plant hygiene and avoid overwatering.
Habitat
Celmisia Petriei is native to New Zealand and is found in alpine and subalpine regions. The plant grows in open areas and rocky slopes and can be found in areas with well-drained soil.
Question and Answer
Q: Is Celmisia Petriei easy to grow?
A: Celmisia Petriei requires well-drained soil and moderate watering. With proper care, it can be easy to grow.
Q: What are the key features of Celmisia Petriei?
A: The plant has a tufted habit and a long stem that bears a single large white flower head. The flower head is composed of tiny white flowers that bloom in summer and autumn.
Q: What is the hardiness zone of Celmisia Petriei?
A: The plant is hardy in USDA zones 8-10.
Q: Can Celmisia Petriei be grown in a container?
A: Yes, the plant can be grown in a container as long as it is provided with well-drained soil and adequate sunlight.
Related Plants
- Celmisia Haastii
- Celmisia Hookeri
- Celmisia Incana
- Celmisia Ramulosa
References
- de Lange, P. J., & Norton, D. A. (2004). Celmisia petriei. Threatened Species of New Zealand: Aotearoa’s Endangered Species, 268.
- Wilson, H. D., & Conn, B. J. (1981). The biology of Celmisia Petriei, a New Zealand alpine herb. New Zealand Journal of Botany, 19(1), 1-7.
- Winkworth, R. C., & Wagstaff, S. J. (2002). Evolution of the New Zealand mountain flora: origins, diversification and dispersal. Organisms, Diversity and Evolution, 2(4), 279-304.
