Arum palaestinum, commonly known as the Black Calla Lily, is a small shrub native to the Middle East. Growing to a height of 2-5 ft, it produces a unique dark purple-colored spathe with an outside that is greenish white. It is the inside of the spathe that makes it stand out, making it a popular choice for gardeners who prefer uncommon flowers.
However, this plant does have its quirks that come along with its unique beauty. It emits a strong and unmistakable musty smell, and its seed is poisonous. It is recommended that care be taken when cultivating this species due to its toxicity.
This species of flower has been used for its medicinal properties, mainly as an ethnomedical plant, dating back centuries. It thrives the most in the Middle East, however its USDA Zone is 9-11, giving it capability to be cultivated in other countries with mild winter climates.
This species prefers to be grown in a semi-shaded area, with moderate water needs. It generally begins to flower at the end of spring and with continued care can keep blooming until the end of summer. In cold regions, cultivating Arum palaestinulum in a pot is recommended. With the appropriate levels of light, water and soil this species can reach its full growth potential.