Contents
Description
Asclepias Uncialis, commonly known as the one-stemmed milkweed, is a herbaceous perennial plant belonging to the Apocynaceae family. It is native to the south-central United States, including Texas and Oklahoma. The plant grows up to 3 feet tall and has a single stem with oblong-shaped leaves that are 2-4 inches long. The flowers of Asclepias Uncialis are pink or purple, and they bloom in clusters from May to October. The plant is an essential source of food for the monarch butterfly caterpillars, making it a favorite of butterfly enthusiasts.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Gentianales |
| Family | Apocynaceae |
| Genus | Asclepias |
Appearance
The one-stemmed milkweed has a single stem that grows up to 3 feet tall. The leaves of the plant are oblong-shaped and are 2-4 inches long. The flowers of Asclepias Uncialis are pink or purple and bloom in clusters from May to October. The plant also produces seed pods that are narrow and up to 8 inches long. The seeds of the plant are flat and have a tuft of silky hair that helps them disperse in the wind.
Care Guide
Asclepias Uncialis is a low-maintenance plant that requires minimal care. Here are some tips to help you take care of your one-stemmed milkweed:
- Water: Water the plant regularly, especially during the hot summer months.
- Fertilization: Asclepias Uncialis does not require frequent fertilization. You can add a slow-release fertilizer to the soil during the spring season.
- Soil: The plant prefers well-drained soil that is rich in organic matter.
- Sunlight: The one-stemmed milkweed requires full sun exposure to thrive.
- Hardiness Zones: Asclepias Uncialis grows well in zones 7-10.
Common Pests & Diseases
The one-stemmed milkweed is generally resistant to pests and diseases. However, here are some common issues that you may encounter:
- Milkweed Bug: These bugs feed on the sap of the plant and can cause stunted growth and wilting.
- Milkweed Aphid: These aphids feed on the sap of the plant and can cause yellowing and distortion of leaves.
- Fungal Diseases: Asclepias Uncialis is susceptible to fungal diseases like powdery mildew and rust.
Habitat
Asclepias Uncialis is native to the south-central United States, including Texas and Oklahoma. The plant prefers well-drained soil and full sun exposure. It can be found growing in prairies, meadows, and open woodland areas.
Question and Answer
Q: Is Asclepias Uncialis deer-resistant?
A: Yes, the one-stemmed milkweed is deer-resistant.
Q: How do I propagate Asclepias Uncialis?
A: You can propagate the plant by dividing the root ball or by growing it from seed.
Q: Can I grow Asclepias Uncialis in a container?
A: Yes, you can grow the plant in a container as long as it has enough space to grow.
Q: How often should I water my one-stemmed milkweed?
A: Water the plant regularly, especially during hot weather. Avoid overwatering as it can cause root rot.
Related Plants
- Asclepias Curassavica
- Asclepias Syriaca
- Asclepias Tuberosa
- Asclepias Incarnata
References
- USDA Plants Database. (n.d.). Asclepias uncialis Hook. Retrieved from https://plants.usda.gov/core/profile?symbol=ASUN5
- Gardening Know How. (2021). One Stemmed Milkweed Care: Tips For Growing One Stemmed Milkweeds. Retrieved from https://www.gardeningknowhow.com/ornamental/flowers/milkweed/one-stemmed-milkweed-care.htm
- Monarch Joint Venture. (n.d.). Asclepias uncialis. Retrieved from https://monarchjointventure.org/get-involved/create-habitat-for-monarchs/milkweed-plant-seed-resources/asclepias-uncialis
