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Description
Dictamnus, commonly known as the Burning Bush or Gas Plant, is a herbaceous perennial plant native to Europe and Asia. It belongs to the Rutaceae family and is known for its unique appearance, which includes spikes of white, pink, or purple flowers that bloom in late spring or early summer. The plant has a distinctive lemony fragrance that is released especially in warm weather.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Dicotyledons |
| Order | Sapindales |
| Family | Rutaceae |
| Genus | Dictamnus |
Appearance
Dictamnus can grow up to 3 feet tall and wide, with a bushy habit. Its leaves are dark green and glossy, with a serrated edge. The flowers grow in spikes, and each flower has five petals. The colors of the flowers can vary from white to pink and purple. The plant has a lemony fragrance, which is released especially in warm weather. The plant’s seeds are contained in a pod that can burst open explosively when ripe, scattering the seeds.
Care Guide
To care for Dictamnus, it is important to provide it with the right conditions. Here are some tips:
Water: Dictamnus prefers well-draining soil and does not like to be overwatered. Water it regularly, but make sure the soil is not waterlogged.
Fertilization: Dictamnus does not require heavy fertilization. An application of compost or a balanced fertilizer in the spring is sufficient.
Soil: Dictamnus grows best in well-draining soil that is neutral to slightly alkaline. If your soil is too acidic, you can add lime to raise the pH.
Sunlight: Dictamnus prefers full sun to partial shade. It can tolerate some shade, but it will not bloom as well.
Hardiness Zones: Dictamnus is hardy in USDA Zones 3-8.
Common Pests & Diseases
Dictamnus is generally resistant to pests and diseases. However, it can be affected by spider mites, aphids, and powdery mildew. To avoid these problems, make sure the plant is grown in well-draining soil and is not overwatered. If necessary, treat the plant with an insecticide or fungicide.
Habitat
Dictamnus is native to Europe and Asia and grows in open woods, meadows, and rocky hillsides. It prefers well-draining soil and full sun to partial shade.
Question and Answer
Q: Is Dictamnus toxic?
A: Yes, all parts of the plant are toxic if ingested. Handle the plant with gloves to avoid skin irritation.
Q: How often should I water Dictamnus?
A: Water the plant regularly, but make sure the soil is not waterlogged. Dictamnus prefers well-draining soil and does not like to be overwatered.
Q: Can Dictamnus grow in containers?
A: Yes, Dictamnus can be grown in containers, but make sure the container is large enough to accommodate the plant’s root system.
Q: How do I propagate Dictamnus?
A: Dictamnus can be propagated by division in the spring or fall. Dig up the plant and separate the roots, then replant the divisions.
Related Plants
Here are some related plants to Dictamnus:
- Ruta graveolens
- Thalictrum flavum
- Angelica gigas
- Cimicifuga racemosa
- Salvia sclarea
References
- “Dictamnus Albus.” Missouri Botanical Garden. Accessed September 20, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=242396&isprofile=0.
- “Dictamnus.” Royal Horticultural Society. Accessed September 20, 2021. https://www.rhs.org.uk/Plants/16382/Dictamnus/Details.
- “Gas Plant.” Better Homes and Gardens. Accessed September 20, 2021. https://www.bhg.com/gardening/plant-dictionary/perennial/gas-plant/.
