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Description
Rudbeckia Hirta Var. Pulcherrima, also known as Black-Eyed Susan, is a flowering plant species from the Asteraceae family. This plant is native to North America and has become a popular ornamental plant in many parts of the world. Its striking yellow petals with a dark brown center make it a favorite among gardeners and nature enthusiasts.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Rudbeckia |
Appearance
Rudbeckia Hirta Var. Pulcherrima is an herbaceous perennial plant that can grow up to 3 feet tall. Its leaves are alternate, simple, and ovate in shape, with a toothed margin. The flowers are typically 3-4 inches in diameter with bright yellow petals and a dark brown center. The flowers bloom in mid to late summer and attract bees, butterflies, and other pollinators.
Care Guide
Rudbeckia Hirta Var. Pulcherrima is a relatively easy plant to care for. Here are some tips:
- Water: Water the plant regularly, especially during dry periods. Make sure the soil is well-drained to prevent root rot.
- Fertilization: Fertilize the plant once a month during the growing season with a balanced fertilizer.
- Soil: Plant Rudbeckia Hirta Var. Pulcherrima in well-draining soil with a slightly acidic pH level.
- Sunlight: This plant requires full sun to thrive, so make sure it is planted in a location that receives at least 6 hours of direct sunlight per day.
- Hardiness Zones: Rudbeckia Hirta Var. Pulcherrima can grow in USDA hardiness zones 3-9.
Common Pests & Diseases
Rudbeckia Hirta Var. Pulcherrima is generally resistant to pests and diseases. However, here are some common issues to watch out for:
- Pests: Aphids, spider mites, and whiteflies may occasionally attack this plant. Use insecticidal soap or neem oil to control them.
- Diseases: Powdery mildew and root rot are the most common diseases that affect Rudbeckia Hirta Var. Pulcherrima. Avoid overwatering and provide good air circulation to prevent these issues.
Habitat
Rudbeckia Hirta Var. Pulcherrima is native to North America and can be found in open meadows, prairies, and woodlands. It grows best in full sun and well-draining soil.
Question and Answer
- What is the meaning of the name Rudbeckia Hirta Var. Pulcherrima?
The name Rudbeckia comes from Olof Rudbeck, a Swedish botanist, and Hirta means hairy, while Pulcherrima means beautiful in Latin. - What is the difference between Rudbeckia Hirta and Rudbeckia Hirta Var. Pulcherrima?
Rudbeckia Hirta is the species, while Rudbeckia Hirta Var. Pulcherrima is a variety of the species with larger and more vibrant flowers. - How long do Rudbeckia Hirta Var. Pulcherrima plants live?
Rudbeckia Hirta Var. Pulcherrima is a perennial plant that can live for several years if properly cared for. - Can Rudbeckia Hirta Var. Pulcherrima be grown in containers?
Yes, Rudbeckia Hirta Var. Pulcherrima can be grown in containers as long as the container is large enough and the plant receives enough sunlight and water.
Related Plants
- Rudbeckia Fulgida
- Rudbeckia Hirta
- Rudbeckia Laciniata
- Rudbeckia Maxima
- Rudbeckia Triloba
References
- https://www.gardeningknowhow.com/ornamental/flowers/black-eyed-susan/black-eyed-susan-care.htm
- https://www.fs.fed.us/wildflowers/plant-of-the-week/rudbeckia_hirta_var_pulcherrima.shtml
- https://plants.ces.ncsu.edu/plants/rudbeckia-hirta-var-pulcherrima/
