Contents
Description
Gennaria Diphylla, commonly known as Bitterbloom or Two-leafed Gennaria, is a perennial herb belonging to the Asteraceae family. It is native to the eastern part of North America and is commonly found in moist habitats such as swamps, bogs, and wet meadows. The plant grows up to 1-3 feet tall and has green leaves that are hairy and toothed. The flowers are small and yellow, arranged in clusters at the end of the stem. The plant blooms during the summer months.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Gennaria |
Appearance
Gennaria Diphylla has green leaves that grow up to 4 inches in length and 2 inches in width. The leaves are hairy and toothed, with a slightly rough texture. The stem of the plant is hairy and can grow up to 3 feet tall. The flowers are small and yellow, measuring about ΒΌ inch in diameter. They are arranged in clusters at the end of the stem and bloom during the summer months. The plant produces small, black seeds that can be used for propagation.
Care Guide
Gennaria Diphylla requires moist soil and grows best in partial shade. It can tolerate full sun as long as the soil remains moist. The plant prefers acidic or neutral soil and should be fertilized with a balanced fertilizer every four weeks during the growing season. The plant is hardy in USDA zones 3-8.
Common Pests & Diseases
Gennaria Diphylla is susceptible to powdery mildew and rust. These fungal diseases can be prevented by ensuring proper air circulation around the plant and avoiding overhead watering. The plant is also vulnerable to aphids, which can be controlled by spraying the plant with a strong stream of water or by using insecticidal soap.
Habitat
Gennaria Diphylla is native to the eastern part of North America and is commonly found in moist habitats such as swamps, bogs, and wet meadows. The plant prefers areas with partial shade and moist soil.
Question and Answer
Q: Is Gennaria Diphylla a good plant for a wetland garden?
A: Yes, Gennaria Diphylla is a great plant for a wetland garden as it prefers moist soil and can tolerate partial shade.
Q: How often should Gennaria Diphylla be fertilized?
A: Gennaria Diphylla should be fertilized with a balanced fertilizer every four weeks during the growing season.
Q: Can Gennaria Diphylla tolerate full sun?
A: Gennaria Diphylla can tolerate full sun as long as the soil remains moist.
Q: What are some common pests that affect Gennaria Diphylla?
A: Gennaria Diphylla is vulnerable to aphids, which can be controlled by spraying the plant with a strong stream of water or by using insecticidal soap.
Related Plants
- Gennaria Gracilis
- Gennaria Diphylla var. diphylla
- Gennaria Diphylla var. lobata
References
- https://www.wildflower.org/plants/result.php?id_plant=GEDI
- https://plants.usda.gov/core/profile?symbol=gedi
- https://www.fs.fed.us/wildflowers/plant-of-the-week/gennaria_diphylla.shtml
