The chaste tree (Vitex agnus-castus) is a flowering shrub that thrives in subtropical regions. While it prefers full sun, it can grow with partial shade and tolerate temperatures as low as -23 ℃. The chaste tree has been cultivated in Europe dating back to Ancient Greece. Modern use focuses on creating essential oils from the leaves and fruits.

Found throughout Africa and into the Arabian Peninsula, umbrella thorn acacia (Vachellia tortilis) thrives in desert conditions, and its pods and leaves provide much needed food for desert animals. It is named for its umbrella shape and the thorns that grow in pairs along its branches. Many birds next in the umbrella thorn acacia, using the thorns and high branches for protection.

Cucumis melo includes a variety of melons, including honeydew, cantaloupe, and muskmelon. These melons are an excellent source of vitamins A and C and are commonly eaten fresh or dried. It is occasionally turned into oil or liqueur.

Gray mangrove (Avicennia marina) is an important salt-loving tree that is used extensively to prevent coastal erosion. It is also extremely important to the fishing industry, particularly in Australia, where it provides protected waters for the young of many commercial species. It is not only ecologically important but economically too -- the bark is used to make dark red and brown dyes, while the wood has many crafting uses. Take care, as the seeds of gray mangrove are toxic.

Portulaca oleracea, colloquially known as common purslane, is an annual succulent species with reddish stems and tiny yellow, five-petal flowers. It is used for culinary purposes in various parts of the world, most often raw, in salads. Common purslane is also a good companion plant for crops that thrive in moist soils.

Aloe vera is an evergreen succulent species native to the Arabian Peninsula. The thick leaves are filled with gooey flesh that stores water for survival in its native desert territories. Aloe vera has become a popular houseplant and is also incorporated into a wide range of cosmetics and skin-care products.

Radish (Raphanus sativus) is a plant species that represents a food staple in many cultures around the world. The radish has a wide range of variations, including variants that grow in the spring, summer and winter. The root is generally eaten raw and can be used in salads or as a garnish.

Common sowthistle is a common weed originated in Europe and West Asia. Alongside many sister species that hard to distinguish, it is considered to be an invasive plant in many parts of the world. Its leaves with some bitter taste are editable either green as a part of a salad or cooked in various ways.

Olive (Olea europaea) is an evergreen tree or shrub with great agricultural importance, especially in the Mediterranean. Its fruits are edible and widely used for making oil. Olive has acquired quite a few symbolic meanings during its long history of cultivation. The most popular symbol would probably be the olive branch, which represents peace and glory.

Nerium oleander, colloquially known as oleander, is a shrub or a small tree, known for its majestic pink five-lobed flowers and deep green lanceolate leaves. Oleander is one of the most poisonous popular decorative garden plants, so it is advised to keep small children and pets away from it.

Watermelon (Citrullus lanatus) is a flowering plant with a vine-like appearance native to Western Africa. Watermelon bears fruit that are widely cultivated and consumed across the world. Watermelon grow in tropical and temperate climates and requires warmth to grow. There are 1000 varieties around the world.

Chinese hibiscus is a small flowering tree. Its fragrant flowers are well known the world over, leading to many cultivated variants. Chinese hibiscus is the national flower of Malaysia and is featured on Malaysian coins. Although the Latin name, Hibiscus rosa-sinensis, means “the rose of China,” it is not related to true roses.

Citrullus colocynthis is a Mediterranean and African desert vine related to the watermelon. The fruit and the seed have been used for centuries as a food source in Europe and Africa, but contemporary researches have shown that colocynth contains adverse and toxic compounds and therefore the consumption of colocynth could be harmful to humans.

The peacock flower, Barbados' national flower, is a striking ornamental plant commonly grown in public and private gardens. Although the seeds of this flower are toxic if consumed, the fruits are edible. Some parts of this plant are used as medicine by Indonesians and West Indians. This plant is toxic to dogs and cats but provides food for butterflies and bees.

Onion (Allium cepa) is an onion species commonly known for its ubiquitous culinary applications. The onion is toxic to a variety of animals. Aside from its many culinary uses, the onion is often used to teach students how to use a microscope because its cells are very large and easy to visualize.

Graceful spurge (Euphorbia hypericifolia) is a perennial flowering bush that blooms all year round. This species grows best in full sunlight or partial shade. Graceful spurge is resistant to rabbits and deer due to its toxic sap. This species is often cultivated as an ornamental plant and grown in containers, hanging baskets and gardens. Gardeners should wear gloves when handling graceful spurge due to its toxic sap.

Green amaranth is an annual herb. In many countries, it is used as a boiled vegetable. The seeds can be eaten as a nutty snack. Green amaranth contains much protein with the essential amino acid, lysine, so it can be a option for vegetarians.

The beet (Beta vulgaris) provides a variety of uses for food products and garden growth. The roots are commonly consumed as nutrient-rich vegetables, the body of the sugar beet is used to make table sugar, and the leaves are harvested as a separate vegetable: chard. In 18th-Century Silesia, an area that is now part of Poland, the first-ever beet sugar extraction plant was created by a royal decree from the king.

Common bean is one of the most widely produced cash crops in the world, with 23.6 million tons grown in 2016. China is the largest producer of common bean, accounting for 79% of the market share. While common bean is known as a staple food source, the leaves can be used to trap bedbugs and the beans are widely used in a type of fortune-telling called "pharmancy".

Desert rose is widely cultivated as a houseplant or as bonsai for its beautiful flowers. As a succulent plant originating from the Sahara and tropical Africa and Arabia, it requires a minimum temperature of 10 ℃ to survive. Its sap was used to poisoning arrows in Africa.