This page provides a list of blue things in nature, including animals and anything biological, planets within the solar system, and any form of natural phenomenon.
The color blue in the natural world is fairly rare, apart from some obvious examples. Blue is the world’s most popular favorite color, and it’s believed to help relax the body and mind.
Blue Things in Nature
Plants & Flowers
Morning Glory
Starting with blue things in nature, is the Morning Glory. Its name is given to a vast number of different species in the same family. Their colors range from red to blue and anything in-between.
Speedwell
The speedwell, also known by a few other names such as, Veronica Flower and the Gypsyweed. It ranges in color from violet to blue.
Sea Holly
The Sea Holly, or Eryngos, develops into a spiny blue violet flower.
Cornflower Centaurea Cyanus
These are mostly found in Middle Eastern countries. It has many species, and it’s in the same family as the Daisy. They’re often purple or violet. However, blue ones can also be found.
Scorpion Grasses
Also known by the name (Forget-me-nots), and its Greek name is Myosotis, which means Mouse’s ear, due to its appearance.
Flax
Flax grows into a light blue flower. It’s grown as a crop in certain regions of the world.
Iris
It gets its name from the Greek goddess Iris, who was associated with the rainbow. This is because the iris flower can be found in all the different rainbow colors.
Lily of the Nile
The lily of the Nile is a member of the Agapanthus species. It can be found displaying various shades of blue.
Aster
The Aster looks somewhat like a sunflower, it’s often a lilac/lavender color. However, darker, bluer ones can also be found.
Bluebells
These are often found in Spain, and they range from a strong blue to light blue variation. They hang down and look somewhat like bells, which is how it gets its descriptive name.
Hydrangea
Often found in China, Japan and other east Asian countries. Their coloration can vary from magenta to light blue.
Pansy
The Pansy plant is the result of multiple different species, and it grows flowers ranging in different colors.
Blueberries
Blueberries are commonly consumed berries. They are usually blue, but they can also move towards indigo in color.
Blue Things – Animals
Peacock
The peacock is a colorful bird, their necks are often covered in blue feathers. A little fact about peacocks. Their true name is Peafowl. Only the males are called peacocks, the females are called peahens.
Blue Jay
The blue Jay is commonly found in North America. Its coloration is mostly blue, with some white on its belly area.
Macaw
The Macaw is a species of parrot, one of 17 different species. Their feathers come in a wide variety of bright colors, often including blue.
Eastern Blue Bird
The Eastern blue bird is classed as a thrush, and is common to North America.
Eurasian Blue Tit
This little bird mostly has blue feathers, with yellow on its underside.
Siamese Fighting Fish
The Siamese fighting fish (Betta Splendens) is commonly found with a orange, red, and blue coloration. It’s native to some Southeast Asian countries.
Starfish
Starfish, also called asteroids, are peculiar animals which can be found in almost all the colors of the spectrum.
Blue Dasher
The majority of this dragonflies body is light blue in color.
Blue Coral Snake
The blue coral snake, also known as the Malayan coral snake, is a particularly striking looking animal. It has red orange on its head and tail, its body is mainly black with light blue on the outside.
Blue Strip Garter Snake
The blue strip garter snake, or common garter snake as it’s also known. It has a dark body with light blue strips all the way along it.
Blue Glaucus
The blue glaucus is a type of sea slug. It’s also known by its other name, the blue dragon.
Blue Lobster
Blue Lobsters are not a different species of lobster, but rather the coloring is caused by an anomaly in their genetics.
Butterfly
Butterflies come in all sorts of different colors. Blue butterflies are one of only a few known animals that have blue pigments. Most animals only seem blue due to light scattering.
Poison Dart Frog
There are a few species of frog that have a blue coloration. The poison dart frog is one, and like the blue butterfly, it’s one of only a few animals to actually have blue pigments.
Clam
Some clams can appear blue and purple in color, usually around the mouth or opening area.
Gemstones
Sapphire
The sapphire is perhaps the most well known blue gemstone. It’s also one of the most valuable gemstones of all. The sapphire is a member of the corundum family. Sapphires are made from aluminium oxide with elements of titanium, iron, chromium, and either magnesium or copper.
Aquamarine
Aquamarine belongs to the beryl mineral family. This is the same family that emeralds belong to. Its blue-green color balance changes based on its purity and structure. The most valuable gems are more blue than green in color.
Turquoise
Turquoise is a gemstone that is known for its historical meanings, and its blue-green coloration. Its blue color comes from the inclusion of copper, and the green comes from the impurities of its iron mixture.
Topaz
The topaz gemstone is comprised of fluorine and aluminium. They are discovered in a variety of colors, including blue. However, the purist topaz gems are colorless or clear.
Tanzanite
Tanzanite could be described as having a blue to violet coloration. It’s a part of the zoisite mineral family. It’s known for its ability to appear a different color depending on the angle that it’s being viewed. This changing color appearance is known as pleochroism.
Other Blue Things in Nature
Sky
The sky appears blue due to the short wavelengths being absorbed and reflected back out by the air. This phenomenon is known as Rayleigh scattering.
Ocean
The ocean often appears blue due to the longer wavelengths being absorbed by the water, therefore only reflecting out the shorter blue wavelengths.
Eyes
It’s a fairly common eye color with Caucasian people. However, it is a rare eye color overall. It’s created due to low levels of melanin in the iris.
Earth
Earth is known as the blue planet due to the amount of water that makes up the surface, and the light scattering which occurs in the atmosphere.
Neptune
Neptune has a strong blue coloration, created mostly from the atmosphere. Also, because of the amount of ice on the surface.
Uranus
Uranus is blue for the same reason as Neptune. However, it generally has a lighter blue tint in its appearance.
Blue Fire
Blue fire happens due to what is known as complete combustion. This is achieved by a high level of oxygen.
