Top 13 Plants that Help Purify the Air in Your Home

Laurel is an evergreen shrub native to the Mediterranean region, cultivated since Roman times, growing to a height of 3 - 12 meters. This plant has a fragrant scent, narrow oval leaves covered with fine hairs, and can grow up to 10 cm in length. The leaves of laurel are commonly used as a spice in everyday cooking. Laurel flowers are small, pale yellow-green, forming dense clusters at the branch tips and usually bloom in the spring. The tree bears dark purple-black berries on the female plant.

Laurel was once a favorite food of herbivorous dinosaurs, large but fragile creatures that struggled against predators. Historically, laurel has symbolized glory, victory, and dignity. This plant has the ability to absorb moisture from the air, helping to balance the indoor environment. Additionally, its leaves can be used in cooking!

Citrus plants belong to the flowering plant family with small woody stems, growing to a height of about 5 - 15 meters. Their leaves are green and arranged alternately. The flowers are white, releasing a strong and pleasant fragrance. Citrus fruits share common characteristics: thin skin, slightly rough texture. Beneath the skin is the juicy, white pulp containing segments full of tangy-sweet juice, created by the citric acid content. Citrus fruits are known for their mild fragrance and are rich in nutrients like vitamin C, antioxidants, and minerals, which are extremely beneficial for health.

You may be surprised to learn that citrus plants are ideal for indoor cultivation. Their fragrant flowers fill the air with a pleasant scent. These plants are not only decorative but also have the ability to absorb moisture well. Their leaves can be used for medicinal purposes, antibacterial effects, and creating a fresh atmosphere in your home. It is recommended to place the plants in areas with plenty of sunlight. The fruit can be used to make juice, while the leaves are great for steam inhalation during colds and are also used in cooking.

Cedar – just the name evokes the image of a tree standing proudly in snow-covered surroundings. Its appearance matches the imagery perfectly, with a waxy, snow-like coating on its leaves, making it quite eye-catching. Aside from its symbolic meanings related to feng shui, love, and health, this plant is excellent for purifying the air. It also contains a precious essential oil that is highly effective in treating certain skin conditions, which many people might not be aware of.

Cedar, or Japanese cypress, is often grown as a small bonsai for decorative purposes inside homes. In Japan, it is considered a sacred tree. People believe that the spirits of the deceased and gods reside within it. A lush green cedar tree can help cool your room, provide humidity, and remove dust from the air. It even helps alleviate symptoms of migraines and headaches.

Cây lưỡi hổ còn có tên gọi khác là cây lưỡi cọp, hổ vĩ hay hổ thiệt. Tên khoa học của loài cây này là Sansevieria trifasciata, thuộc một loài của chi Sansevieria. Cây lưỡi hổ có nguồn gốc ở vùng nhiệt đới Tây Phi từ Nigeria phía đông Cộng hòa Dân chủ Congo, bao gồm cả Nam Phi và Tanzania. Loài cây này là loài cây cảnh được nhiều người ưa thích, có thể trang trí ở bất cứ góc nào trong căn hộ của bạn, khiến nơi đó trở nên bừng sáng tươi vui hơn hẳn. Loài cây này có thể làm được rất nhiều thứ tuyệt vời mà chúng ta có thể chưa biết. Nó giúp không khí tươi mát hơn, cung cấp lượng lớn khí oxy, và trung hòa các chất khí độc hại từ vật liệu tổng hợp.

Cây lưỡi hổ là loài cây được Nasa chứng minh có tác dụng lọc sạch không khí, hấp thụ 107 loại khí độc và đem lại không gian trong sạch: có thể hút được formaldehyde 0,938 gram/h. Đặc biệt, nó có thể hấp thu cả các độc tố gây ung thư như formaldehyde và nitrogen oxide. Các nơi như nhà máy sản xuất xe hơi, máy bay, gỗ dán, thảm trải, sản xuất sơn, máy in hay chốn văn phòng được khuyến cáo nên đặt lưỡi hổ xung quanh để giảm bớt tác động của các chất độc thải ra trong quá trình hoạt động. Thông thường, với phòng có diện tích khoảng 75m2, chỉ cần 1 cây lưỡi hổ 4 lá là đã có thể giữ cho không khí luôn trong lành.

Fig, Banyan, and Ficus Trees are among the most commonly grown indoor and garden plants. These trees are often pruned into attractive shapes for decoration in homes and gardens. Many of these trees, when properly cared for and trimmed, can be sold at high prices. One of the most popular species in this family is the Benjamin tree, named after the British botanist, and it is also a symbol of Bangkok, Thailand. These trees are known to help improve air quality by increasing humidity, releasing oxygen, and neutralizing harmful gases. Additionally, their broad canopy helps to filter dust.

Furthermore, fig trees are considered essential in many households, as folklore suggests that the fruit of the fig tree represents wealth and fulfillment. It is common in Vietnam to grow fig trees indoors and to place the fruit on the altar to pray for a prosperous and fortunate year. In feng shui, fig trees are believed to attract wealth and bring good fortune, leading to a thriving business for the homeowner. Beyond this, fig trees have medicinal properties, including stopping bleeding, promoting healing of wounds, alleviating coughs, treating respiratory conditions, and easing rheumatic pains.

Creeping Jenny resembles the common ivy (also known as English ivy). It tends to grow towards light and thrives quickly, capable of covering any structure with its trailing vines. This plant is a climbing vine with a slender round stem, growing to a height of about 2 - 4 meters. Its smooth green bark turns reddish as the stem matures. The plant has numerous tendrils that help it cling to surfaces as it grows upward. The younger stems are covered in a white coating.

The Creeping Jenny leaves are simple and arranged alternately. The dark green leaves are lance-shaped with prominent veins. The leaf stalk is typically about 7 cm long. Unlike other climbing plants, the flowers of Creeping Jenny emerge opposite the leaves, rather than in the leaf axils. The small yellow flowers, which bloom from April to June, measure around 2mm in diameter, with four petals and four stamens. The surrounding calyx is also made up of four toothed petals. Creeping Jenny is known for its ability to humidify the air, keeping your room comfortable and not overly dry.

Jade Plant, also known as the "Money Tree," is a succulent native to Madagascar. This hardy plant is incredibly easy to grow – simply plant a leaf in moist soil, and it will sprout a new plant. The Jade Plant is well-known and loved for its simplicity and resilience. Despite its modest appearance, it offers many unexpected benefits. It is a herbaceous plant, with stems that are typically green or dark purple. The Jade Plant is known for its strong branching ability. Its flowers bloom in beautiful clusters, typically in spring, and can be found in a variety of colors, with yellow, red, orange, white, and pink being the most common.

The Jade Plant is one of the most popular houseplants due to its attractive shape, ease of care, and low maintenance needs. Its large, fleshy leaves rarely fall off, making it ideal as a tabletop or office plant. The vibrant flowers add a burst of color to any room, creating a bright and balanced atmosphere. In addition to its decorative qualities, the Jade Plant also has air-purifying properties, helping to remove harmful gases from the air and improving the indoor environment. According to feng shui, it is believed to symbolize longevity and prosperity, bringing positive energy and growth into the home.

The Peace Lily is often used as an indoor plant to decorate homes, offices, or work desks, creating a fresh and green environment. It thrives in low light conditions and is perfect for spaces such as desks, balconies, corridors, staircases, and walls—but should not be placed under direct sunlight. This plant is known for purifying the air and absorbing toxins from the environment, including radiation from electronic devices like computers and phones. According to NASA’s research, the Peace Lily (also known as the Golden Pothos) can remove harmful chemicals such as benzene, formaldehyde, trichloroethylene, toluene, and xylene from the air.

The Peace Lily also holds positive feng shui meaning, bringing good luck, prosperity, and success to its owner. Placing it in your office can help purify the air, neutralize negative energy, and enhance opportunities, especially in academic pursuits. It’s a popular gift for important occasions like housewarmings, grand openings, or New Year celebrations, symbolizing blessings and good fortune.

Dracaena Fragrans is a plant known for its green leaves with a white stripe down the middle. The flowers grow in clusters that extend out from the leaves. These large blooms are usually pale white, light yellow, or a soft purple-brown, releasing a mild, soothing fragrance. The plant is often used in interior design as an ornamental houseplant, in office spaces, or for outdoor landscaping. Dracaena Fragrans is effective at absorbing Formaldehyde, purifying the air, and reducing toxic gases caused by prolonged use of air conditioning or the greenhouse effect. Thus, planting a Dracaena Fragrans indoors is a great way to clean the air!

Additionally, in feng shui, Dracaena Fragrans is believed to bring luck, wealth, and prosperity to its owner. Its blooming is considered a sign that financial abundance is on the way. The plant symbolizes the Wood element when placed in the Southeast or East of the home, promoting good fortune. Feng shui practices often associate the plant with certain numbers of stems or pots to enhance specific positive outcomes for the household.

Snow Orchid is a tropical plant native to Asia, belonging to the Araceae family. It typically grows in clumps, resembling the plant known as the white sword, but its leaves are a unique light green color. The plant is strong, upright, and its leaves are thick and robust. Snow Orchid is a great choice for indoor decoration, not only because of its beautiful appearance but also due to its air-purifying qualities. The plant helps to humidify and refresh the air, reducing harmful toxins, particularly in rooms with glass windows, which are often affected by refracted sunlight or rooms with air conditioning. It is ideal for offices, lobbies, or medium-sized rooms.

Indoor plants have become increasingly popular for office and home decor. Many people look for ornamental plants with striking forms, vitality, and the ability to purify indoor air. Because of this, Snow Orchid is an excellent choice for enhancing spaces with its clean, energetic appearance and its benefits in improving indoor air quality. People often use this plant to decorate offices, reception areas, and workspaces to cleanse the air and create a fresh, comfortable environment.

Peace Lily, also known in Vietnam as the white calla lily, or spathiphyllum, is not only a popular decorative plant but also symbolizes "the happiness of women." It is believed that placing this plant in your home will fill it with joy and love. Typically growing up to 0.5 meters tall, Peace Lily forms clumps with elongated, sharp leaves and striking white spathes resembling petals, making it a favorite among gardeners due to its easy care and low maintenance.

In addition to its beauty, Peace Lily is renowned for its ability to purify the air. It effectively absorbs harmful gases like ammonia, acetone, benzene, trichloroethylene, and formaldehyde. Its high evaporation rate helps prevent dryness in the air, reducing the risk of illnesses. According to feng shui, the Peace Lily is believed to balance the energy in a space, neutralizing any conflicting energy and promoting harmony. For these reasons, it is a common choice for placement on desks, shelves, work tables, and reception counters.

Coffee is the name of a plant genus belonging to the Rubiaceae family. The coffee genus includes many different species of perennial plants. Among the 100 species, the varieties commonly chosen for indoor cultivation are the smaller-bodied Arabic or Congo coffee plants, which are often grown for decorative purposes. These types of coffee plants only bear fruit when they reach around 5 or 6 years of age, so it’s best to purchase a well-grown, mature plant rather than one that’s still in the early stages of growth. Coffee plants are known for their impressive moisture-absorbing capabilities. Additionally, when they bloom, they emit a refreshing tropical fragrance. Having a coffee plant in your room would certainly be a delightful addition!

Moreover, by growing coffee as a decorative plant, you'll have the opportunity to enjoy its beautiful blooms. The coffee flowers are white, with five petals, often blooming in pairs or triplets. Their color and fragrance can remind one of jasmine flowers. These blooms last only about 3 to 4 days, and their pollination period lasts just a few hours. A mature coffee plant can produce between 30,000 and 40,000 flowers. From the moment it blooms and begins to bear fruit, people can begin making early assessments of the coffee harvest. In major coffee-producing countries, this is particularly crucial for predicting market prices and trends. However, cold spells or droughts can significantly alter these calculations and shift the market dynamics entirely.

Myrtle, also known as the myrtle berry plant, is considered a symbol of peace and joy. In ancient times, people believed this plant had sacred properties, capable of rejuvenating the elderly and providing travelers with energy and a refreshed spirit. Today, myrtle is often grown as a bonsai for ornamental purposes. The myrtle plant has the remarkable ability to purify the air in your home by releasing antibacterial substances through its leaves and flowers. This natural process helps to eliminate airborne bacteria, contributing to a cleaner and healthier environment.

Myrtle is commonly cultivated in gardens, parks, or used to form hedges. In the islands of Sardinia and Corsica, myrtle is also used to infuse a fragrant liqueur known as Mirto. This liqueur, a specialty of Sardinia, comes in two varieties: Mirto Rosso (red), made from dark purple-black berries, and Mirto Bianco (white), made from the yellow myrtle berries. Myrtle is known for its pungent, tonic, and antiseptic qualities, and its leaves are used in herbal medicine to treat skin conditions. It is highly regarded for its health benefits.