Aralia cordata 'Sun King' is commonly known by several names, including Japanese spikenard, mountain asparagus, and udo. The 'Sun King' designation refers to a specific cultivar known for its vibrant gold foliage, while the common names apply to the species Aralia cordata from which it originates.
Understanding Aralia cordata 'Sun King'
Aralia cordata 'Sun King' is a popular ornamental plant valued for its bright, chartreuse-to-golden leaves that stand out in a garden setting. It is a cultivar of Aralia cordata, a species native to Japan, Korea, and China. This thornless, rhizomatous, herbaceous perennial typically exhibits vigorous growth, reaching heights of 3-6 feet (approximately 1-2 meters) and a similar spread within a single growing season. Its robust nature and striking foliage make it a favored choice for adding a touch of brightness to shaded or partially shaded garden areas.
Common Names Explained
The common names associated with Aralia cordata (and thus its 'Sun King' cultivar) often reflect its origin, appearance, or traditional uses.
| Common Name | Description and Context |
|---|---|
| Japanese Spikenard | This is one of the most widely recognized common names, directly referencing its geographical origin in Japan and its classification within the Araliaceae family, which includes other plants sometimes referred to as spikenards. |
| Mountain Asparagus | This name highlights the culinary use of the plant's young shoots, which are edible and consumed as a vegetable, particularly in Japanese cuisine. They are said to have a flavor reminiscent of asparagus, hence the comparison. |
| Udo | "Udo" is the Japanese name for Aralia cordata. In Japan, the plant is highly esteemed for its edible young stems, which are blanched and eaten raw, sautéed, or added to various dishes. This name directly links to its significant role in traditional Japanese gastronomy. |
Key Characteristics of Aralia cordata
Beyond its common names, Aralia cordata is known for several defining characteristics that make it a distinctive garden plant:
- Growth Habit: It is a herbaceous perennial, meaning its leafy top growth dies back in winter but the root system survives to regrow in spring.
- Thornless Stems: Unlike some other Aralia species, Aralia cordata is completely thornless, making it easy to handle.
- Rhizomatous Spread: The plant spreads via underground rhizomes, allowing it to form clumps over time.
- Rapid Growth: It is known for its relatively fast growth rate, quickly filling out its space in the garden.
For more general information on perennial plants and their care, you can refer to resources from reputable botanical gardens or horticultural societies, such as the Missouri Botanical Garden.
