The name of the japanese pittosporum can be deceiving. It is not a true orange plant, it instead gets its name from the fact that the highly fragrant flowers have a distinct citrus scent. The flowers don’t last for a long time, only about two weeks, but the dark evergreen foliage is attractive all year long and the plant makes a great addition to a border or as a stand-alone plant.

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.

The golden pothos (Epipremnum aureum) is a popular houseplant that is commonly seen in Australia, Asia, and the West Indies. It goes by many nicknames, including "devil's ivy", because it is so hard to kill and can even grow in low light conditions. Golden pothos has poisonous sap, so it should be kept away from pets and children.

Marijuana (Cannabis sativa) has a very long history of cultivation for various purposes. Marijuana can be used for manufacturing industrial fiber, hemp oil, and food (seeds) in medicine and pharmacy as a recreational drug, and as an entheogen among other applications. Each plant is either male or female, with only the females producing useful amounts of oil.

Cape leadwort is a flowering plant native to South Africa. Its Latin name, Plumbago auriculata, is derived from the word auriculata meaning "with ears," referring to the shape of its leaves. The leaves serve as food for the caterpillar of the Hummingbird hawk-moth. The plant's sticky sepals, on the other hand, can grab animals as small as a housefly.

Indian Laurel (Ficus microcarpa) is a fig tree originating in China. The indian Laurel attracts the fig wasp pollinator. In some east Asian cultures, it is believed the indian Laurel is a meeting place for spirits.

Caper bush (Capparis spinosa) is a perennial shrub that is native to the Mediterranean and is most well-known for its culinary uses; both the tight flower buds and the fruits of the bush are edible. Capers are a distinctive ingredient in Italian cuisine and are often pickled and included in salads and pasta dishes.

The castor bean is important for its oil which is used as a lubricant, biodiesel ingredient, and rodent repellent, among other applications. The plants are now commercially planted globally, with India producing nearly 75% of the world's castor oil. Castor beans cannot be eaten because they contain a potent poison that's released if the seed is broken.

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.

Bermuda buttercup (Oxalis pes-caprae) is a plant species native to South Africa. Bermuda buttercup grows low to the ground and has leaves that look like shamrocks. This plant is also known as African wood-sorrel, soursop, and sourgrass.

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.

The pepper are commonly used for cooking in places such as the Southern U.S. and Central America. Most are moderately spicy, though because there are so many variants, the spice level can vary dramatically. Cayenne powder is also a popular seasoning product made from pepper plants.

Florist kalanchoe (Kalanchoe blossfeldiana) originates from Madagascar and has been a popular houseplant since the 1930s. Unlike most other succulents that are grown for their interesting leaves, Kalanchoe blossfeldiana is valued for the colorful flowerheads it produces in autumn and winter. This is the reason it is commonly gifted during holidays, earning it another name - Christmas kalanchoe. It is toxic to pets.

The madagascar periwinkle (Catharanthus roseus) is an evergreen subshrub or herbaceous plant. It has a long history of cultivation. Over the years, many cultivars have been developed, most commonly with the aim of incorporating new colors or making the plant more tolerant to cold.

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.

Corn plant (Dracaena fragrans) is an evergreen, slow-growing perennial shrub native to tropical Africa. Also, it is a classic houseplant, grown in Europe since the 1800s. Its glossy green foliage that resembles corn leaves grow on top of a thick cane, which is why the plant is sometimes called “false palm tree.”

The zanzibar gem is a flowering green plant native to eastern Africa. It also gets the name emerald palm because of its bright, glossy color. Today, the zanzibar gem (Zamioculcas zamiifolia) is grown around the world as a houseplant, in part because it is easy to grow and care for. Though this plant is mildly toxic if ingested, its danger level is often overstated.

African marigold is a common garden plant with bright orange or red flowers. Its use in decorative and ceremonial gardens dates back to ancient Aztec civilizations. Not only does african marigold add bright colors, but it is also known to repel insects, rabbits, and deer thanks to its toxic latex.

Mastic tree (Pistacia lentiscus) is an evergreen tree that will grow from 4 to 8 m tall and 4 to 8 m wide. Smells of strong resin it is grown commercially for its oil which is harvested between summer and fall. Produces small red mastic fruit that ripen and turn black in fall. Grows well in limestone and salty areas making it a good choice for coastal regions. Needs a wide area to grow makes a nice screen.

Myrtle-leaf milkwort (Polygala myrtifolia) is a robust widely branching shrub that will grow to 1.8 m tall. It blooms in spring with purple, butterfly-shaped flowers that cluster at the tip of the stem. Tolerant of poor soils, drought and exposure to salt. Seeds from the plant remain viable for years and will germinate after wildfire.