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.

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 red maple is a common North American tree with distinctive red leaves and flower buds. Its sap can be made into maple syrup and the wood is good for furniture. Though non-toxic to humans, the leaves are very toxic to horses. According to the U.S. Forest Service, red maple is the most common tree in eastern North America.

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.

The bitter pulp of the new Zealand laurel tree is edible, but use caution, as the fresh kernels are toxic. The Moriori people have historically been known to use a detailed processing method to eat the fruit, but the slightest error could have grave implications.

A unique and easy-to-grow edible landscaping plant, the mulberry is prized for its tasty fruits as well as its exquisite ornamental appeal. Originally native to China, this plant was valued for its role in silk production: silkworms will only eat the leaves of mulberry trees, making them crucial for the product's creation. Ultimately, the trees were sold around the world and are used today in different countries that produce silk.

Common medlar (Mespilus germanica) is a species of tree that is native to southeastern Europe, parts of the Middle East, and southwestern Asia. It has been cultivated for thousands of years for its fruits, which are hard and highly acidic before bletting, an aging process that softens the fruit so that it can be eaten raw or cooked.

The common pear is a tree whose fruit is widely popular and grown all over the world. One way this fruit is unique is that it contains hard particles (called stone cells) within in its flesh that provides a gritty feel when eating. Common pear, when properly cared for, can have a life span of 50-75 years.

The ponytail palm is a popular houseplant with a bulbous stem and a cascade of leaves that resemble a ponytail. The ponytail palm isn’t actually a palm tree, but a succulent member of the agave family. These plants are easy to grow and forgiving. They thrive in bright indirect light and drier soil.

Jerusalem thorn is a deciduous shrub native to the Mediterranean region. In the Bible, it is mentioned as the plant from which the crown of thorns was made that was placed on Jesus' head prior to his crucifixion. In the garden, it is often used as a hedge or border plant due to its thorny branches, which can help to deter animals and intruders. It is also a popular choice for xeriscaping, or landscaping in dry regions, as it is drought-tolerant and can thrive in poor soil conditions.

Osage orange is generally used in dye making and pesticide manufacturing. It is also planted as a windbreaker or as a hedge plant and can provide adequate shade in gardens. The fruits produce latex secretions, and they're not typically eaten by foraging animals. The warty fruits are green at first, but they become orange-yellow afterward.

The chinaberry tree is considered an invasive species in many areas because of its tendency to grow into impassable thickets and crowd out other plants. The entire chinaberry tree is poisonous to humans and many other animals, although cows and some birds have no problems eating the fruit.

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.

African tulip tree (*Spathodea campanulata*) is an evergreen tree that grows best in full sunlight and well-drained soil. African tulip tree is shade-tolerant. It is a fast-growing tree and a prolific seed producer, dispersing seeds that can germinate without light, giving it the potential to become invasive in some areas.

Red frangipani (Plumeria rubra) is a deciduous shrub or small tree native to Central and South America. It is widely cultivated as an ornamental plant in tropical and subtropical climates. All parts of the plant are toxic when ingested due to their high alkaloid content.

Apple is the most widely cultivated tree fruit around the globe. The three top apple-producing countries are China, the United States, and Poland with an economic impact of $3.55 billion in 2017. There are more than 7,500 known cultivars of apples throughout the world.

The leaf of the bay laurel is widely known around the world and is used to season dishes, especially Mediterranean dishes. The aromatic whole bay leaves can be added during food preparation for flavor and then are typically removed before serving. Dried ground bay leaf can be used as a seasoning within the dish and is often added to soups and stews.

Lemon is a cultivated small evergreen tree known for its yellow, juicy, sour fruits full of citric acid. Its origins are unknown, but it was probably first created in India, China, or Burma as a hybrid of sour orange (Citrus × aurantium) and citron (Citrus medica). It is commercial fruit cultivated in warm regions around the world.

Ficus carica, colloquially known as the common fig, is a deciduous small tree or shrub widely known for its sweet, chewy fruits. This shrubby plant has a very, very long cultivation history. The earliest evidence of its cultivation was found in the Jordan Valley and go all the way back to the tenth millennium BC.

Weeping fig (Ficus benjamina) is an evergreen tree native to Asia and Australia. It is one of the most popular houseplants in the world, known for its elegant, glossy leaves. However, people with allergies should avoid weeping fig, considering that it is a major source of indoor allergens. All parts of the plant are poisonous except the fruits.