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Rex Begonia

Discover the vibrant world of Rex Begonias, perfect for enhancing office spaces with their stunning foliage and air-purifying qualities.

Rex Begonia Overview

Scientific name:

Begonia rex



Water requirements:


Light requirements:

Indirect Sun


Air Purifying, Low Maintenance

Table of Contents

Introduction to Rex Begonia

Rex Begonias, scientifically known as Begonia rex-cultorum, are a subgroup of the Begoniaceae family. They are native to the forests of northern India but have been extensively hybridised to create a wide array of cultivars that boast an incredible diversity of leaf shapes, sizes, and colours. From deep burgundy to shimmering silver, and from velvety textures to intricate swirling patterns, Rex Begonias offer an unparalleled visual feast that can instantly transform any dull corner into a captivating focal point.

What sets Rex Begonias apart from other office plants is their ability to thrive in lower light conditions. Unlike many other colourful plants that require bright, direct sunlight to maintain their vibrancy, Rex Begonias are perfectly content with indirect light or even artificial lighting. This makes them an ideal choice for offices with limited natural light or those looking to add a splash of colour to interior spaces.

Another reason why Rex Begonias have become a popular choice for office decor is their relatively low maintenance requirements. While they do prefer a humid environment and well-draining soil, they are not particularly fussy about temperature or fertilisation. With a little bit of care and attention, these plants can reward you with months of lush growth and eye-catching foliage.

Detailed Description of Rex Begonia

Rex begonias are a stunning addition to any indoor or outdoor space, captivating plant enthusiasts with their unparalleled foliage. These semi-tropical perennials are known for their large, variegated leaves that come in a range of colours, ranging from vibrant greens and deep reds to shimmering silvers and rich purples.

Appearance and Growth Habits

Rex begonias have a round, compact growth habit, typically reaching a height and width of 8 to 12 inches. Their leaves are the main attraction, with each one showcasing a unique pattern of colours, veins, and textures. Some cultivars feature spiral variegation, while others have frilly edges or a metallic sheen. The undersides of the leaves often have a rich, contrasting colour that adds depth and interest to the plant.

Distinctive Features

What sets rex begonias apart from other popular houseplants is their incredible diversity in leaf shape, size, and colour. Some cultivars have leaves that are almost perfectly symmetrical, while others have an asymmetrical, abstract appearance. The leaf sizes can vary from a few inches to nearly a foot in length, depending on the variety. The intricate veining patterns and colour combinations found in rex begonias are truly unmatched in the plant world.

Enhancing Office Ambiance

When it comes to adding a touch of natural beauty to an office setting, rex begonias are an excellent choice. Their compact size makes them perfect for desks, shelves, or tabletops, and their striking foliage can instantly liven up any workspace. The wide array of colours and patterns available means that there’s a rex begonia to suit any office decor style, from minimalist and modern to cosy and eclectic. In addition to their visual appeal, rex begonias can also contribute to a more pleasant and productive work environment. Studies have shown that having plants in the office can reduce stress, increase creativity, and improve overall well-being. The presence of these beautiful begonias can create a calming, refreshing atmosphere that encourages focus and motivation.

Maintenance and Care

While rex begonias are undeniably gorgeous, they do require a bit more attention than some other office plants. They prefer humid environments and consistent moisture, but they are sensitive to overwatering and soggy soil. Striking the right balance is key to keeping these plants healthy and vibrant. They also thrive in bright, indirect light, making them ideal for offices with ample natural light or artificial lighting. Despite their somewhat finicky nature, the effort put into caring for rex begonias is well worth it. Their stunning foliage and unique character can transform any office space into a lush, inviting oasis. With proper care and attention, these beautiful plants will continue to inspire and delight for years to come.

Optimal Care Guide for Rex Begonia

Caring for Rex Begonias is easier than you might think! With their stunning foliage and vibrant colours, these plants are a true showstopper in any office space. Let’s dive into the optimal care guide for Rex Begonias, focusing on light requirements, watering schedules, temperature and humidity, and soil and potting tips.

Light Requirements

First things first, let’s talk about light. Rex Begonias thrive in bright, indirect light year-round. They can tolerate less light than other begonias due to their less aggressive blooming nature. In fact, they’ll do just fine under fluorescent lights in your office. When positioning your Rex Begonia, choose a spot near a large window with a sheer curtain to protect them from direct sunlight, which can burn their delicate leaves.

Watering Schedule

Rex Begonias require regular watering to keep the soil evenly moist, but be careful not to overwater them. Allow the top inch of soil to dry out between waterings to prevent root rot. A good rule of thumb is to check the soil moisture with your finger before watering. If it feels dry, it’s time to give your plant a drink.

Proper hydration is essential for preventing issues like root rot or dehydration. When watering your Rex Begonia, make sure to water thoroughly until the excess drains from the bottom of the pot. This ensures that the entire root system receives adequate moisture. Don’t let your plant sit in standing water, as this can lead to root problems.

Keep in mind that your watering schedule may need to be adjusted based on environmental conditions. During the warmer months or in drier office environments, your Rex Begonia may require more frequent watering. Conversely, in cooler temperatures or higher humidity, you may need to water less often. Pay attention to your plant’s leaves – if they start to droop or appear wilted, it’s a sign that it needs water.

Temperature and Humidity

Rex Begonias prefers moderate temperatures between 15°C to 21°C and moderately high humidity levels around 50%. These conditions mimic their native tropical environments, where they thrive as understory plants.

Temperature and humidity play a significant role in the overall growth and well-being of your Rex Begonia. If the temperature is too cold, growth may slow down, and the plant may even enter a dormant period. On the other hand, excessive heat can cause stress and damage to the foliage.

To maintain consistent temperature and humidity levels in your office, consider placing your Rex Begonia away from draughty windows or air conditioning vents. You can also use a humidifier or place a tray of water near the plant to increase humidity. Misting the leaves occasionally can also help, but be careful not to overdo it, as wet leaves can lead to fungal issues.

Soil and Potting Tips

When it comes to soil and potting, Rex Begonias prefers a well-draining, porous potting mix. A mixture of peat moss, perlite, and vermiculite works well, as it allows for proper aeration and moisture retention. Avoid heavy, compact soils that can suffocate the roots and lead to rot.

Choosing the right pot is also crucial for the health of your Rex Begonia. These plants have shallow root systems, so a relatively shallow pot with good drainage holes is ideal. When repotting, select a pot that is only slightly larger than the current one to avoid overwatering issues.

Refresh the soil every year or two to replenish nutrients and ensure proper drainage. Gently remove the plant from its current pot, loosen the roots, and replace the old soil with a fresh, well-draining mix. This process also allows you to inspect the roots for any signs of damage or disease.

Benefits of Rex Begonia in the Office

When it comes to adding a touch of allure and freshness to your office space, few plants can match the captivating charm of Rex Begonias. These stunning foliage plants, with their vibrant colours and intricate leaf patterns, have the power to transform any workspace into a visual spectacle. But the benefits of Rex Begonias go beyond mere aesthetics.

They are also natural air purifiers, silently working to filter out common indoor pollutants like formaldehyde and benzene. By incorporating these green wonders into your office, you can create a healthier and more pleasant environment for yourself and your colleagues.

The psychological benefits of having Rex Begonias in the office are equally impressive. Studies have shown that the presence of plants can reduce stress, boost productivity, and enhance overall well-being. Imagine the calming effect of glancing at the mesmerising foliage of a Rex Begonia during a hectic workday. It’s like having a mini oasis of tranquillity right at your desk!

But what about the practicalities of caring for Rex Begonias in an office setting? Fear not, as these plants are surprisingly low-maintenance. They thrive in the stable temperatures and moderate humidity levels typically found in office environments. With minimal fuss and attention, your Rex Begonias will continue to flourish and bring joy to your workspace.

Common Issues and Care Tips for Rex Begonia

Despite their stunning beauty and unique charm, Rex Begonias are not immune to common plant problems. These issues can range from pesky pests to troublesome diseases, all of which can hinder the growth and vitality of your beloved plants. But fear not, dear plant enthusiasts! With a keen eye, a proactive approach, and some tried-and-true care tips, you can keep your Rex Begonias thriving and looking their best.

Pests: The Unwelcome Guests

First on the list of potential problems are pests. These tiny invaders can wreak havoc on your Rex Begonias if left unchecked. Some common culprits include spider mites, mealybugs, scale insects, and fungus gnats. Spider mites, for instance, leave behind stippled leaves and fine webbing, while mealybugs appear as white, cottony masses on the plant. Scale insects, on the other hand, look like small, immobile bumps on the leaves and stems.

To combat these pests, regular inspections are crucial. Examine your Rex Begonias closely, paying attention to the undersides of leaves and the nooks and crannies where pests like to hide. If you spot any unwanted visitors, act swiftly. For minor infestations, a strong blast of water or a gentle wipe with a cotton swab dipped in rubbing alcohol can do the trick. More severe cases may require the use of insecticidal soaps or neem oil, both of which are effective and eco-friendly options.

Diseases: The Silent Killers

Next up are diseases, the silent killers that can sneak up on your Rex Begonias. Powdery mildew, bacterial leaf spot, and root rot are among the most common issues. Powdery mildew appears as a white, powdery substance on the leaves and stems, thriving in cool, humid conditions. Bacterial leaf spot, as the name suggests, manifests as water-soaked spots surrounded by yellow halos. Root rot, often caused by overwatering or poor drainage, leads to mushy, blackened roots and wilting leaves.

Prevention is key when it comes to diseases. Ensure your Rex Begonias have proper air circulation and avoid overcrowding them. Water at the base of the plant, keeping the leaves dry, and always use clean, sharp tools when pruning or propagating. If you do notice signs of disease, remove affected leaves or stems promptly to prevent the spread. In severe cases, fungicides or bactericides may be necessary, but always follow the instructions carefully and consider seeking advice from a plant expert.

Fun Facts and Trivia about Rex Begonia

One of the most captivating features of Rex Begonias is their incredibly ornate and colourful leaves. The intricate designs are created by a combination of genetic factors that affect the distribution of pigments like anthocyanin and chlorophyll in the leaves. This results in leaves splashed with shades of pink, red, purple, silver, and green, often with bands, splotches, or spiralling patterns. Some varieties are even known for leaves that can grow up to 9 inches long!

Interestingly, Rex Begonias can also produce delicate flowers, though they are usually hidden beneath the foliage. If you look closely, you might spot clusters of pale pink or white blooms peeking out. The seeds of Rex Begonias are incredibly tiny – almost as fine as dust. In fact, Begonias in general are known for producing some of the smallest seeds in the plant kingdom.

Rex Begonias have a few nicknames too – they are sometimes called fancy-leaf begonias or king begonias, in reference to their showy appearance. Though they have a reputation for being somewhat finicky houseplants, they are actually quite resilient and can tolerate lower light conditions than many other plants. In their natural habitat, they thrive in the shady undergrowth of tropical forests.

With thousands of different Rex Begonia varieties out there, both natural and cultivated, collectors around the world love seeking out the rarest and most unique types. Some prized cultivars like ‘Escargot’ are named for the swirling bands on their leaves that resemble snail shells. Whether you choose a classic favourite or a exotic new hybrid, Rex Begonias are sure to add a touch of drama and a ton of personality to your indoor garden.

Discover the vibrant world of Rex Begonias, perfect for enhancing office spaces with their stunning foliage and air-purifying qualities.


We’ve explored the captivating world of Rex Begonia and their remarkable ability to revitalise office spaces. From their vibrant foliage and air-purifying properties to their low-maintenance nature and stress-reducing benefits, these plants are a true gem in the world of indoor gardening.

Let’s take a moment to recap the key points we’ve covered:

  • Rex Begonias, with their scientific name Begonia rex, are known for their stunning, colourful leaves that add a touch of allure to any office environment.
  • These plants are not only visually appealing but also contribute to a healthier workspace by filtering out toxins and improving air quality.
  • Despite their exotic appearance, Rex Begonias are relatively easy to care for, making them an ideal choice for busy professionals.
  • By incorporating Rex Begonias into your office, you can create a more inviting and pleasant work environment that promotes well-being and productivity.

Now that you’ve discovered the incredible benefits of Rex Begonias, it’s time to take action and bring these beauties into your office space. Imagine the joy and inspiration they’ll bring to your daily work life!

If you’re ready to embark on this exciting journey, we highly recommend exploring the plant hire options offered by Aztec Plants. With their expertise and dedication to providing top-quality plants, Aztec Plants can help you select the perfect Rex Begonias to suit your office’s unique style and needs.

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