An important subsistence crop, pearl millet is hardy and drought-tolerant. Also known as Cenchrus americanus, it grows well near deserts where the rainfall is low. It has been cultivated in the United States since the 1850s and there are records of this important crop being grown since 2000 B.C.

Pigeon pea (Cajanus cajan) is a woody perennial shrub that will grow to 4 m tall. Flowers attract butterflies and bees. Edible seeds, seedpods, stems and shoots. A nitrogen-fixer, it improves the quality of the soil where it is planted. Grows in full sun with moist, well-drained soil. It is drought-tolerant and will grow in a variety of soil conditions.

The grain of grain sorghum is utilized for human consumption, animal feed, and ethanol manufacturing. It is commonly grown in tropical and subtropical countries, originating in Africa. The grain is used to make liquor, animal feed, and bio-based ethanol, among other things.

Senna siamea (Burmese: မယ်ဇလီ, mezali; Thai: ขี้เหล็ก, khilek), also known as Siamese cassia, kassod tree, cassod tree and cassia tree, is a legume in the subfamily Caesalpinioideae. It is native to South and Southeast Asia, although its exact origin is unknown. It is a medium-size, evergreen tree growing up to 18 m with yellow flowers. It is often used as shade tree in cocoa, coffee and tea plantations. In Thailand it is the provincial tree of Chaiyaphum Province and some places in the country are named after it. Leaves are alternate, pinnately compound, with slender, green-reddish, tinged axis and 6 to 12 pairs of leaflets on short stalks, rounded at both ends.

Guava (*Psidium guajava*) is a fruit-producing evergreen shrub that grows natively in the Caribbean region and South America. Guava attracts the honey bee and other insects, and guava fruit is edible. Additionally, guava wood is used for smoking meat.

Royal poinciana (Delonix regia) is also known as the “peacock tree” or the “flamboyant tree.” It’s a Madagascar native and is known for its brilliant crimson or red-yellow flowers. It grows exceedingly fast, reaching its maximum height of around 12 m in a short amount of time.

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.

Apple of Sodom, or Calotropis procera, is an extremely poisonous plant. The fruit of this plant ripens and bursts, causing the seeds to scatter. In Jamaica, the fibers inside of the fruit are collected and used to stuff pillows.

Peanut (Arachis hypogaea) is an annual that can grow from 46 to 61 cm tall. It is a legume crop grown mostly for its edible seeds. Golden yellow flowers bloom in spring and seed begins to develop after flowers fade. The peanut pods grow underground. Cultivated and harvested peanuts and peanut oil are used in a variety of products.

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.

Cowpea (Vigna unguiculata) is an annual grain legume that is an important crop in many regions. The plant has been used as forage for animals and for cow feed. It can be short and bushy or grow as a long vine up to 2 m tall. The edible seeds and seed pods are very small and kidney-shaped.

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.

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.

Teak (Tectona grandis) is a tropical, deciduous hardwood tree highly valued for its wood and oil. Can grow to 40 m tall. The wood’s natural oil makes it termite-resistant, and the tight grain makes it weather-resistant and popular for outdoor furniture construction.

Although the yellow trumpetbush have beautiful and bright flowers that can be pleasing to look at, this plant is considered an invasive weed in multiple countries. A native of the southern United States, Mexico, the Caribbean, Peru and Ecuador, this plant is often found on roadsides, riparian areas, disturbed sites, and other wasteland areas.

Jimsonweed (Datura stramonium) is a species of nightshade plant native to Central America which is considered an invasive species in more temperate climates. It can be toxic if ingested in significant quantities. It has a distinctive, strong smell. The jimsonweed gets its common name from Jamestown, Virginia, where soldiers ingested the plants exhibited altered mental states afterward.

Common passionfruit (Passiflora edulis) is a vine species that produce fruit and is native to Brazil and Paraguay. It is useful for its edible fruit, which is sweet and eaten raw or juiced. Its flowers are showy too.

Neem tree (*Azadirachta indica*) is a flowering tree species related to mahogany and with an appearance similar to that of the chinaberry tree. For centuries, it has played an important role in Indian culture. Commercially, the neem tree is used to produce neem oil, pesticides, and cosmetics.

Beach sheoak (Casuarina equisetifolia) is a flowering evergreen tree that is considered invasive in some areas. Beach sheoak replaces native trees and disturbs their natural habitat. Beach sheoak produces a woody fruit that attract birds. It does not grow well in cold temperatures and is intolerant to frost. This species grows well in coastal areas and tolerates salty soil.

White leadtree (Leucaena leucocephala) is a small tree native to Mexico and Central America. Planting white leadtree makes the soil fertile as other Legumes do. It has been also used for livestock feed and firewood. This tree is also called a "miracle tree" for its many uses.