False christmas cactus gets its name from its flowering season; producing red purple pink or white flowers from fall to winter. Native to a small coastal strip on the east of Brazil this cactus prefers the shade and humidity of jungle conditions. In the wild hummingbirds pollinate the flowers.

Sedum 'Spring Glow' is a hybrid succulent patented by a particular company. It produces clumps of dainty pink flowers in the spring, hence its common name. It develops reddish tips in the leaves in cooler weather and is commonly used as an indoor potted plant.

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.

Dalmatian toadflax is an invasive weed that can crowd out native and beneficial species of plants. It is a short-lived perennial with upright, yellow flowers. It takes five to six years to eradicate this weed from even small patches of land.

Pink-sorrel (Oxalis articulata) is a perennial flowering plant that grows in temperate climates throughout its native South America. Pink-sorrel is popular for ornamental ground cover growth in China and Turkey. It is susceptible to fungal disease.

Cardboard palm (Zamia furfuracea) is a tropical shrub that is not a true palm, but a cycad. Cardboard palm is an ancient plant that lived during the age of the dinosaur. It is often planted as a houseplant and needs moderate to bright light. The entire plant is poisonous, but the seeds are deadly and should be kept away from pets.

The Delphinium elatum is a beautiful ornamental plant, which includes cultivars 'Magic Fountains', 'Dwarf Pacific', 'New Millennium', 'Pacific giant', and 6 varieties of 'Aurora'. It was first referred to as its scientific name by the Greek botanist and physician Pedanius Dioscorides.

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.

Chinese cymbidium (Cymbidium sinense) is a tropical orchid species native to southern China. Chinese cymbidium grows best in lowland humid forests in rich soils. This species is often grown as a houseplant in well-drained rich soil in pots.

Curly jade plant (Crassula ovata 'Undulata') is named for the curly shape of its 'undulating' leaves, which are colored dark green with very fine, red-purple margins. If pruned, it will grow to be somewhat tree-like in appearance, although in miniature.

Alfalfa (Medicago sativa) is a perennial flowering plant in the legume family of Fabaceae. The common name alfalfa is mainly used in North America. In the rest of the world, this crop is called "lucerne." This plant looks similar to clover due to its purple flowers.

Grape leaf anemone (Eriocapitella vitifolia) is an attractive flower that originated in the Himalayas. Though it is not quite commonly cultivated in the garden, its hybrid with Japanese anemone is a popular garden plant. It’s also called the grape-leafed windflower, because “Anemone” comes from the Greek word “Anemoi,” which means “winds.”

The garden croton is a showy tropical display that does well indoors or in warm climates. Known for its attractive foliage, this plant can have both color and structural variations in its leaves. Leaf colors can include orange, yellow, scarlet, white, and green, and many times all are present on one plant.

Tree tobacco (Nicotiana glauca) is a wild tobacco species native to South America. On other continents, tree tobacco is considered an invasive species. All parts of this plant are poisonous.

Pygmy date palm (Phoenix roebelenii) is a palm species native to China, Laos, and Vietnam. Pygmy date palm is commonly cultivated as an indoor houseplant. This plant requires direct sunlight for optimal growth. In nature, it grows alongside rivers.

Dwarf umbrella tree (*Schefflera arboricola*) is an evergreen, multi-stemmed shrub native to China. It is commonly grown as a houseplant or a garden plant in milder climates for its decorative palmate compound leaves. The leaves contain calcium oxalates, which can damage internal organs when ingested. It shouldn't be confused with the Australian umbrella tree, *Schefflera actinophylla*.

Tuberous sword fern (Nephrolepis cordifolia) is an evergreen fern that is often grown as a summer annual in containers. It can serve as ground cover in frost-free regions. It can be invasive if not controlled.

Maize (Zea mays) is a well known domesticated cereal grain first domesticated in Mexico. In much of the world it is also called corn. Worldwide cultivation of maize surpasses other prominent grains like wheat and rice. Maize must be planted in the spring due to its intolerance for cold weather.

Giant taro is native to Southeast Asian rainforests. It was first cultivated in the Philippines. Its massive leaves resemble elephant ears. If cooked for a long time, these leaves are edible; however, the sap from the plant might hurt the skin. This plant is toxic to dogs, cats, and horses.

Hottentot fig (Carpobrotus edulis) is a ground-creeper native to South Africa. Hottentot fig is also sometimes called the highway ice plant, the pigface, and the sour fig. This species is pollinated by honey bees, carpenter bees, and beetles. Antelope and baboons are fond of eating hottentot fig flowers. This species is considered invasive in California and Australia. Hottentot fig has edible leaves and fruit, which can be made into a tart jam.