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Description
Asclepias Arenaria, commonly known as Sand Milkweed, is a perennial herbaceous plant that belongs to the Asclepiadaceae family. It is native to North America and can be found in sandy habitats such as dunes, beaches, and prairies. The plant is known for its unique flowers and is considered an important source of nectar for butterflies and other insects.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Gentianales |
| Family | Asclepiadaceae |
| Genus | Asclepias |
Appearance
The Sand Milkweed can grow up to 3 feet tall and has a spread of 1-2 feet. The leaves are narrow and elongated, measuring 2-5 inches in length and ¼ inch in width. They are arranged alternately on the stem and are covered in fine hairs. The flowers are small, measuring only ¼ inch in diameter, and are pink or white. They bloom from June to September and are followed by seed pods that split open to release seeds with silky hairs.
Care Guide
The Sand Milkweed is a low-maintenance plant that is easy to grow. It prefers well-drained soil and full sunlight, but can tolerate partial shade. It is drought-tolerant and does not require frequent watering, but should be watered deeply when the soil is dry. Fertilization is not necessary, but a light application of a balanced fertilizer can be applied in the spring. The plant is hardy in USDA zones 4-9.
Common Pests & Diseases
The Sand Milkweed is generally resistant to pests and diseases. However, it may be affected by spider mites, aphids, and milkweed bugs. To control these pests, use a strong jet of water to dislodge them or apply insecticidal soap. Diseases such as powdery mildew and rust may occur in humid conditions.
Habitat
The Sand Milkweed is native to North America and can be found in sandy habitats such as dunes, beaches, and prairies. It is commonly found in the Great Lakes region, the eastern seaboard, and the Gulf Coast. It is an important source of nectar for butterflies and other insects.
Question and Answer
Q: Is the Sand Milkweed a good plant for a butterfly garden?
A: Yes, the Sand Milkweed is an excellent plant for a butterfly garden, as it is a source of nectar for many butterfly species.
Q: Can the Sand Milkweed be grown in a container?
A: Yes, the Sand Milkweed can be grown in a container as long as it has adequate drainage and is not overwatered.
Q: How often should the Sand Milkweed be fertilized?
A: The Sand Milkweed does not require frequent fertilization, but a light application of a balanced fertilizer can be applied in the spring.
Q: Is the Sand Milkweed toxic to pets?
A: Yes, the Sand Milkweed is toxic to pets if ingested, as it contains cardiac glycosides that can cause vomiting, diarrhea, and other symptoms.
Related Plants
- Asclepias tuberosa
- Asclepias syriaca
- Asclepias curassavica
- Asclepias incarnata
References
- Bonhomme, V., et al. (2018). Asclepias arenaria. In: Fire Effects Information System. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.
- USDA Natural Resources Conservation Service. (n.d.). Asclepias arenaria. Retrieved from https://plants.usda.gov/core/profile?symbol=ASAR2
- Wildflower Center. (n.d.). Asclepias arenaria. Retrieved from https://www.wildflower.org/plants/result.php?id_plant=ASAR2
