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.

Snake plant can be considered a houseplant and an architectural display due to its sword-like leaves with bold striping patterns, which are distinctive and eye-catching. However, use caution with this plant because it is poisonous when ingested and can cause nausea, vomiting, and even swelling of the throat and tongue.

The flame of the woods is a popular warm-weather garden shrub due to its versatility and unique, bright red leaves. It can be used as a hedge, in flower beds, or even grown as a small tree. The flame of the woods is also popular as a standalone patio plant because of its hardiness and distinctive appearance. The genus name, Ixora, was derived from a poorly transliterated rendition of the Hindu god, Shiva's name.

Sycamore (Acer pseudoplatanus) is a tree native to Europe and Asia. Sycamore is tolerant of wind and coastal exposure. This species is known as the sycamore maple in the United States. Sycamore wood is commercially used to make musical instruments, furniture, joinery, wood flooring and kitchen utensils.

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.

While most assume that the sweet potato vine is a potato, it is not considered nightshade. However, sweet potatoes and potatoes both belong to the order of Solanales. Its culinary use is wide and can be fried, baked or boiled.

Common hawthorn (Crataegus monogyna) is a flowering tree that is actually part of the rose family. It is not unusual in garden settings and arranged as hedges. Examples of famous common hawthorn trees include the apocryphal oldest tree in France, and a well-known hawthorn in England that stood out for flowering three times a year.

Solanum lycopersicum is an annual or perennial herbaceous vine native to Central and South America that produces a large, juicy, edible fruit known as tomato. Today there are over 10000 cultivated varieties. Although tomato is the world’s most popular vegetable, botanically it is a fruit.

Himalayan balsam (Impatiens glandulifera) is a flowering annual plant found natively in the Himalayan mountains. It is an attractive ornamental plant but has become an invasive species in North America due to humans transiting. In order to remove the invasive species, the plant must be cut out by its roots.

European ash (Fraxinus excelsior) is a large deciduous tree featured in Norse mythology and Scottish folklore. European ash is native to mainland Europe. This species is susceptible to the disease Ash dieback which is caused by the fungus Hymenoscyphus fraxineus. European ash often grows in basic soils on calcareous substrates.

Elder is a malodorous shrub whose berries nevertheless act as an important food source for birds. To humans, except for its flowers and ripen fruits, other parts are poisonous. Ripen fruits can be cooked and made into jams, jellies and chutneys, while flowers could be made into syrups, but it is recommended to be guided by a professional before picking.

The ti plant is a palm-like shrub that symbolizes the connection between the living and the dead for some Austronesian cultures, having many ceremonial purposes. In practical terms, ti plant is used to make dyes and is grown for ornamentation.

The focal point of a dieffenbachia is the beautiful look and patterns of the foliage, which are often variegated. This plant has showy white blooms, but only flowers in perfect conditions. Use caution, because the dieffenbachia is poisonous; if the sap is ingested it can cause muteness for up to two weeks by numbing the throat and vocal cords.

Although the stinging nettle has a variety of uses it is best known for its eponymous sting. It has sharp defensive hairs on its leaves and stems which will release pain-inducing chemicals when touched. Nevertheless, Dorset, England hosts an annual World Nettle Eating Championship, which started with a debate between two farmers over the severity of their nettle infestations. To consume them more safely, stinging nettles must be thoroughly boiled.

Mango tree is a large tree native to the Indian subcontinent. It is most well-known for the tropical fruit it produces, and mango is the national fruit of India, Pakistan, and the Philippines. Mango tree can also be used for wood after the tree’s fruit production is over. This type of wood is highly prized for making musical instruments.

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.

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.

Common foxglove (Digitalis purpurea) is a herbaceous flowering plant naturally found in forests, heaths, and mountain grasslands. Common foxglove produces clusters of purple to white tubular flowers, with numerous dark spots on the inner surface. They are very attractive and commonly cultivated for ornamental purposes.

The swiss cheese plant (Monstera deliciosa) produces bright, glossy leaves and makes a popular houseplant. It is originally native to tropical forest regions in Central America. The nickname swiss cheese plant refers to the small holes that develop in the plant's leaves. The long fruits resemble corncobs and smell sweet and fragrant when ripe.

Tropical almond is grown commonly as an ornamental tree. It is prized for its ability to provide shade with its large leaves. These leaves are commonly used in aquariums by fish breeders for their ability to lower the pH and heavy metal content of the water. Although the fruit of the tropical almond is edible, the taste is slightly acidic.