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.

Juncus oxycarpus is a perennial grass-like species characterized by its upright, cylindrical, and hollow stems, known as culms. Typically found in wetlands and marshy areas, juncus oxycarpus adapts well to saturated soils. Its dark brown, sharply pointed fruiting bodies provide a key identifying feature, contrasting with its dense clusters of greenish inflorescences that have a bristly appearance. Juncus oxycarpus’s capability to thrive in water-logged conditions demonstrates a specialized evolution for wet habitats.

Sweet chestnut (Castanea sativa) is a chestnut tree native to the southern region of Europe. The seeds of sweet chestnut are one of the most ancient foods. Sweet chestnut grows well in weathered soil at an acidic pH.

Satyrium sphaerocarpum is a terrestrial orchid notable for its ovoid, clustered pseudobulbs and tall, leafy stems. Its flowers, usually small and greenish-yellow, are distinctive for their bulbous spur and the club-shaped, hairless lip. Thriving in grasslands and open forests, satyrium sphaerocarpum leverages its tuberous roots for moisture storage, an adaptation for drier climates.

Spiny cocklebur (Xanthium spinosum) is largely considered a highly invasive weed that is found throughout the world. It produces prickly seed pods that become caught on passing animals and are then dispersed over a great distance. The burrs on the seed pods can damage sheep’s wool, making it an expensive weed for some farmers to deal with.

Mexican fireplant is native to tropical America, but it has been naturalized in other tropical and subtropical regions in the world. *Euphorbia heterophylla* is a poisonous plant to humans and livestock. It contains a toxic milky sap which can cause strong skin irritation.

Chlorophytum krookianum, with its graceful arching leaves, is a robust, evergreen herbaceous plant. Its long, slender green foliage often has a vibrant central stripe, offering a striking contrast. Thriving in dappled light, chlorophytum krookianum excels in environments that mimic the understory of its native wooded regions, displaying resilience and adaptability. The plant's foliage may cascade, making it a popular choice for hanging pots or elevated planters.

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.

Sisal (Agave sisalana) is a succulent plant whose yellow flowers bloom along a stalk rising up to 9 m tall and have an unpleasant scent. The flowers, stalk, basal rosette and sap of this plant are edible. Plant in full sun outdoors or place in a bright, sunny location indoors.

Burchell's clover is characterized by its trifoliate leaf arrangement and small, rounded clusters of pink to white flowers. This low-growing perennial thrives in grassy habitats, reflecting its resilience and adaptability. Its leaflets, often with a darker shade in the center, assist in distinguishing burchell's clover from its relatives. The plant plays a pivotal role in nitrogen fixation, enhancing soil fertility and supporting a healthy ecosystem.

Ornithogalum graminifolium is distinguished by its slender, grass-like leaves and star-shaped white flowers with a green stripe on the reverse of the petals. This bulbous perennial thrives in well-drained soil under full to partial sunlight, often found in meadows or rocky slopes. Its foliage and growth habit make it blend seamlessly with grass, while its blooms offer a surprise of delicate beauty in spring to early summer.

Helichrysum appendiculatum is a perennial shrub distinguished by its silvery-green foliage and bright, yellow, papery flowers that resemble small suns. This hardy plant thrives in rocky, well-drained soils, often found in its native South African fynbos region. Its needle-like leaves, adapted to retain moisture, contribute to its resilience in these challenging, dry habitats.

Carissa bispinosa grows as a shrub or small tree up to 5 metres (16 ft) tall. Its fragrant flowers feature a white corolla. The fruit is red when ripe. Its habitat is woodland and forest from 1,080 m (3,540 ft) to 1,630 m (5,350 ft) altitude. Vernacular names for the plant include "forest num-num" and "Y-thorned carissa". Carissa bispinosa is native an area from Uganda to South Africa.

Cat's claw creeper (Dolichandra unguis-cati) is a climbing vine native to dry tropical forests in Central America, South America, and the Caribbean. It easily becomes invasive and destructive, though, and is now found all over the world. Its woody stems can grow thick and reach 20 m in length, growing either up trees or across forest floors.

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.

Schizoglossum flavum is a striking perennial herb distinguished by its cluster of bright yellow, almost waxy flowers. This unique hue is a beacon to pollinators, enhancing survival in its native habitats. The plant sports lance-shaped leaves, and a fleshy stem, capable of adapting to various soil conditions, often found in open woodland environments. Its growth is a testament to its resilience and ecological role within its ecosystem.

Drimia uniflora is known for its solitary bloom, typically showcasing a striking, star-shaped flower atop a leafless stalk. This bulbous perennial thrives in rocky, arid habitats, where its minimal foliage and deep root system are strategic adaptations for water conservation. A noteworthy seasonal grower, drimia uniflora may lie dormant underground during unfavorable conditions, emerging vibrantly when moisture permits.

Flossflower (Ageratum houstonianum) is a low-growing annual that attracts butterflies bees and birds. Fragrant aster-like flowers blooming from spring to fall are usually vibrant blue but can also be white or pink. This plant prefers full sun to partial shade is resistant to deer and rabbits and makes a colorful addition to any garden. 15 to 30 cm in height.

Holy basil (Ocimum tenuiflorum) is a fragrant herb that’s indigenous to India. It’s a popular ingredient in Thai cuisine. When used for this purpose, it’s called Thai holy basil. Adherents of the Vaishnava strain of Hinduism use it in religious ceremonies. Holistic practitioners worldwide place immense value on the aromatic essential oil derived from the plant.

Trailing jade is a low-growing succulent with rosettes of small round leaves. Its stems trail and root where they touch soil, making it a great plant for hanging baskets or as a groundcover. The plant is easy to care for and can be propagated easily by taking stem cuttings. Its leaves turn a beautiful red color in bright sunlight.