Orchids come in many shapes and sizes. Some orchids are very small, while others can get quite big. Orchids are a type of plant with flowers that come in different sizes. Some species of orchids can get quite large, while others stay relatively small. This article will examine how big some of the largest orchids can get.

Various orchid species and their sizes

Orchids are available in a wide range of sizes and varieties. Orchids range in size from those no bigger than a pencil eraser to those that can easily cover entire dinner plates. Take a look at these 10 enormous orchids:

1. Moth Orchids

shallow focus photo of pink flowers

Moth orchids are a type of flower that can grow quite large. They typically grow to be around 3 inches in size but can occasionally reach up to 6 inches. They typically have smaller blooms than other orchids, but these can also be colorful.

2. Queen’s Tears

queen's tears

This orchid is one of the largest in the world. It can grow over twelve feet tall, and its flowers can reach up to 3 inches wide.

3. Bulbophyllum Orchid 

bulbophyllum orchid 

Bulbophyllum is another type of orchid that can get very large. It can get as tall as 6 feet and as wide as 4 feet.

4. Grammatophyllum speciosum

grammatophyllum speciosum

Grammatophyllum speciosum is another orchid that can get quite large. It can grow to be over 12 feet tall and can have flowers that are up to 2 feet wide.

5. Dendrobium Orchid

dendrobium orchid

A Dendrobium Orchid is a type of orchid that has a long, thin stem with many branches. The stem can grow up to 6 feet long, and the flowers can be up to 2 inches wide. They can grow up to 8 feet tall.

6. Oncidium Orchid 

oncidium orchid 

The Oncidium Orchid is also a type of orchid that can get very large. It can grow as much as 12 inches in height and 9 inches in width!

7. Pleione Orchid 

pleione orchid

Pleione orchids are commonly found in the tropics and subtropics. The genus Pleione contains around 100 species, of which only a few grow to be more than 12 inches (30 cm) tall. Pleione orchids are unusual in that they have a spur on the lip of their flower that is used to attract pollinators. This spur is up to an inch (2.5 cm) long and is brightly colored. The flowers of Pleione orchids are also very large, typically measuring around 3 inches (7 cm) wide across the petals.

8. Titan Arum Orchid

titan arum orchid

The Titan Arum Orchid, also known as the night queen, is a species of orchid that can grow to over 12 feet tall. The titan arum is remarkable for both its enormous size and the fact that some of the world’s most fragrant flowers are produced by it. These flowers are typically purple but can also be yellow, white, or pink.

How big is the biggest orchid in the world?

The largest orchid in the world is the Grammatophyllum speciosum. Orchid lovers worldwide know that Grammatophyllum orchids are some of the biggest in the world. The queen of the orchids is Grammatophyllum speciosum, which can reach heights of up to 25 feet (7.6 meters)! This species has a thick, branching stem covered with large, fleshy leaves that can grow up to 3 feet (1 meter) long. The flower cluster, called an inflorescence, is also quite big. It usually has dozens of flowers up to 8 inches (20 centimeters) wide. As the leaves age, they droop from the base. The foliage of this orchid is thought to resemble that of Saccharum officinarum, also known as sugar cane. It has led to one of its many common names – sugar cane orchid.

How to Grow Big Orchids?

Are you looking for ways to grow big orchids? If so, then you are in luck! This article will provide you with tips and tricks on how to achieve this goal. By following the advice herein, you will be well on your way to growing beautiful, healthy orchids that will thrive for years to come.

  1. Ensure the plant has enough light and water: Large orchids require a lot of light, so put them in an area with lots of natural light. You should water them often, especially when it’s dry, and feed them once a month with an organic fertilizer made just for orchids.
  2. Using an appropriate insecticide spray: Spray the plants around your orchid with an insecticide and keep the leaves clean to keep pests away. Big orchids can get infested with aphids.
  3. Handle the plant with care: Don’t accidentally pull off leaves, which can hurt the plant’s roots. Instead, remove leaves gently by hand, and if necessary, use long-nosed pliers (a pair of wire-cutters also works well). Be gentle when moving plants around, and avoid bumping them against furniture or other objects, as this can cause damage.
  4. Prune your orchid: If necessary, remove any flowers or leaves that are dead or damaged by pruning in late winter or early spring when the plant is dormant. This way, you can keep the plant healthy and reduce the chance of it succumbing to diseases.

Frequently asked question

How long does an orchid live?

Depending on the species, an orchid’s lifespan can vary; some can live for only a few months, while others can live for many years. Generally, orchids have a long life span compared to other plants, but their growth rate is relatively slow. The care and orchid receive from its owner is the most significant factor affecting its lifespan; with the right care, an orchid can live for many years.

Do orchids keep growing?

The short answer to this is yes; orchids continue to grow. There is more to it than that, though. The growth of an orchid can be affected by various factors, including light, water, and temperature. In general, orchids need plenty of light and should be watered regularly. They prefer warm temperatures but can tolerate cooler temperatures if necessary.

How do I make my orchid grow bigger?

There are a few things to consider when trying to make your orchid grow bigger. Light is the most important factor – your orchid needs at least six hours of direct sunlight daily. You’ll also need to water it regularly, making sure the potting mix is moist but not wet. Feed your orchid with a balanced orchid fertilizer once a month, and prune it regularly to keep it healthy.

Do orchids outgrow their pots?

Orchids may outgrow their pots over time. The size of the pot will ultimately dictate how large the orchid can grow. If the pot is too small, the orchid may become root-bound, and you may stunt growth. Conversely, if the pot is too large, the orchid may not receive enough nutrients and water, resulting in a decline in health.

Do orchids like big or small pots?

While some orchids thrive in larger pots, others thrive in smaller ones. When potting orchids, there are a few factors to consider, including the plant’s size, variety, and climate. It is important to select a pot that is big enough for the plant to grow but not so big that it becomes difficult to water and care for.

How fast do orchids grow?

Orchids grow relatively quickly, depending on the species. Some orchids can grow up to a foot a year, while others may only grow a few inches. The important factor to consider is the orchid’s environment and how well you can care for it. For example, if you provide an orchid with ample sunlight and water, it will likely grow more quickly than if you neglect it.

How big do mini orchids get?

Typically, mini orchids range in size from 2-10 inches in height and can also vary in width. Their blooms can be quite small, typically no more than 1-2 inches in diameter, but this varies depending on the species. Some mini orchids can get up to 12 inches tall, but this is rare. Most stay relatively small.


In conclusion, orchids can get very big. They can range in size from a few inches to several feet tall. If you are interested in growing an orchid, research the type you are interested in to provide it with the right conditions.