Can Ladybugs Be Yellow?! Everything You Need To Know

Yes. Ladybugs can have a yellow color, depending on the species. The yellow ladybug is known more for its beneficial nature, especially in the elimination of pests.

Are Yellow Ladybugs Rare?

Depending on the location, yellow ladybugs are very common insects. They are sometimes used by farmers for pest control as they usually feast on soft-body insects.

Can Yellow Ladybugs Kill You?

Generally, all ladybug species aren’t poisonous. So, a yellow ladybug won’t kill you. These are friendly beetles that are less aggressive. They are more likely to run and hide rather than stay around and fight large creatures.

However, they usually emit toxic blood from their joints but only when they feel attacked by some smaller animals or insects. At the moment, there is no report indicate that anyone has suffered an allergic reaction as a result of a yellow ladybug bite.

Can You Have Yellow Ladybugs With No Spots?

Yes. It’s possible to find a yellow ladybug without any spots. We are used to seeing ladybugs with spots but these beetles can also have discreet spots that aren’t visible to the human eyes. There is also a common misconception that if these colorful insects don’t have spots, then they are poisonous to humans. Well, they are only poisonous to predators that try to eat them.

We have another article explaining why red ladybugs have black spots, you might want to read it after this one!

What Does Seeing a Yellow Ladybug Mean?

Different cultures across different countries have their own beliefs about yellow ladybugs. This is because certain groups of people assess insects and colors differently. In some cultures, the yellow color symbolizes prosperity and positivity. For instance, the presence of yellow ladybugs in Australia is a symbol of success and happiness. It’s considered to forebear prosperity and celebration.

However, to some people, they are just adorable insects that help farmers. They can be used to manage harmful pests that normally destroy foliage in plants. Alternatively, they can be used as adorable pets because children love to play with them thanks to their calm nature and bright colors.

Common Superstitions about Ladybugs

There are several superstitions that are associated with these beautiful insects. You’ve probably heard about some already but let’s take a look at a couple of them:

  • If a yellow ladybug doesn’t have spots, then you may meet your true love: well, it said that if spotless ladybug land on you then you might find true love. It could be an old romance, a thriving relationship, or a love fortune, etc.
  • If you come across a yellow ladybug in your home, it could be a sign of a journey: to some people, encountering these vibrant insects in their homes is a sign of travel or adventure. It could also indicate a new chapter in life.

Generally, these beneficial insects are mostly associated with good luck. They also don’t like to bite and help to eliminate pests that feed on crops. That’s why some people say that if you kill a ladybug then you are welcoming bad luck. It could be true but these are just superstitions with no any kind of scientific backing.

What Species of Ladybug Can Be Yellow?

The yellow ladybug, also known as the ladybird beetle can belong to multiple species, depending on the coloration. However, the spots on their backs help to differentiate the different species. Common types of yellow ladybug species include:

The 14-spotted yellow ladybug: Propylea quatuordecimpunctata

It’s usually yellow in color but it can also be orange or black. This species of yellow ladybug usually has 4 to 8 yellow or black spots. In some instances, the colors can blend together to appear as if the insect has yellow spots and its background is black.

This species usually lives in a variety of climates and landscapes. You can find the 14-spotted ladybug in woodlands, fields, forests, grass, parks, and herbaceous borders. Besides that, it can also live in compost, rotting wood, as well as straw and moss.

The 14-spotted ladybug is an omnivore that eats a wide range of food products. This species is found in Europe as well as other continents such as Asia and North Africa. Its presence can also be found in the cold borders of the Arctic region in addition to the Far East.

The 22-spotted yellow ladybug: Psyllobora vigintiduopunctata

As its name suggests, this ladybug species contains 22 spots. However, the US variation usually contains 20 spots while others may have up to 24 spots. The difference in the number of spots is due to the many species found in the Psyllobora variety. There are actually a total of 17 species.

The 22-spotted ladybug usually has a bright yellow back as well as a yellow head and pronotum. It consists of 22 distinct round black spots on its back while the pronotum has 5 round black spots as well.

In case the spots merge, then the insect will have 20 spots or even 14 spots. This species thrives in gardens and grasslands. But this doesn’t mean that you can’t find it in other areas such as parks, towns, and woodlands. It mainly feeds on mildew so, you will also find it in damp places.

The 22-spotted yellow ladybug is widely spread in the West. You can find it mostly in Alaska, North America, Mexico, and Canada. However, they are also found in other areas of the world including the European region, Middle East, and Western Asia.

If you’re interesting in learning more about ladybugs then here’s some hand picked articles you might like:

Do Ladybug Spots Tell Their Age?

What Can Ladybugs Damage? The Surprising Answer

The Color of Ladybugs – Explained

Can You Keep Ladybugs As Pets?

The 16-spotted yellow ladybug: Tytthaspis sedecimpunctata

This species actually has a color that’s more beige than yellow. However, the older beetles usually have a prominent yellow hue. The insect has a total of 6 black spots (sometimes 16 red spots) but the number of spots can vary depending on the development of grid patterns or splodges.

This species prefers to live in dry areas such as in dunes and sand. However, you can also find it in grasslands or even in places with marshy meadows. They mostly come out during the summer months as they love to feed on pollen and nectar. Besides that, this insect has also been recorded as feeding on aphids, thrips, and mites.

The 16-spotted ladybug is extensively found in places such as East and West Asia, Far East, China, and Europe. It’s also found in some parts of the Middle East.

The spotted cucumber beetle: Diabrotica undecimpunctata

Even though they are not considered to belong to the ladybug beetle family, they are still classified as beetles. They resemble most insects found in the ladybug species thanks to their yellow color. The spotted cucumber beetle has an average of 12 black spots.

However, these spots are sometimes blurred or clear black spots. They are considered to be dangerous pests that notoriously love to attack corn crops. The spotted cucumber beetle is native to North America.

What Makes a Yellow Ladybug Yellow?

Yellow Ladybugs, just like other ladybugs, develop color patterns on the basis of genetics. Various studies published in the journal scientific reports indicate that colors are important for protection. It’s been found that the more colorful and conspicuous ladybug is, the less likely it will be attacked by predators such as birds.

So, the Yellow Ladybug’s color is actually a subtle warning to some of its would-be eaters. It has been established that the brighter the insect, the more poison it has. We know yellow ladybugs to be some of the most vibrant and attractive insects in the world. They have round shapes and their yellow coloration is vivid.

However, their distinct and intense coloring isn’t just for aesthetics as most people tend to think. It functions to offer valuable protection services against potential predators. The yellow ladybug’s coloring is for self-dense purposes.

Predator Dangers

The yellow color is used to frequently remind predators to leave these insects alone. Understand that first the yellow color is highly unforgettable. So, it’s used to constantly update birds that they have a bad sharp taste and if that’s not enough, they are toxic.

Note: if a yellow ladybug comes into physical contact with a predator or they feel attacked in their environment, then they will use their limb joints to release a toxic yellowish substance that has a strong poisonous pungent.

Do Yellow Ladybugs Behave Differently To Regular Ladybugs?

Both these beetles belong to the Ladybug species. The main thing that is distinct between them is the appearance. But when it comes to behavior and feeding habits. They are all nearly the same. For instance, they are both known to be beneficial because they feed on pests hence considered to be beneficial bugs.

Note: the fact that all ladybugs belong to the same family means that they have some similarities as well as differences in behavior. This can be distinguished in the form of their diet and interactions with the environment where they likely love to live in.

Yellow Ladybugs don’t bite generally. And if in case it bites you, then the hurt will feel less than that of a needle prick. Most insects found in these families are not aggressive and so they will always try to avoid biting you in the first place.

Yellow Ladybug vs Cucumber Beetle: What’s the Difference?

A cucumber beetle and a yellow ladybug (also known as the ladybird beetle) look almost alike. Well, at the first glance, you might mistake one for the other. It’s because they are both yellow and have black spots. But how do they compare?

An adult cucumber beetle has yellow wings and three longitudinal black stripes. The strips usually extend to the tip of its abdomen. Basically, this insect’s head and abdomen are black. On the other hand, the spotted cucumber beetle is yellow-green and has 12 black spots, its abdomen is yellow while the thorax is black.

The yellow ladybug has a generally round shape, just like most insects in the ladybug species. The 22-spot Ladybird has a yellow head and pronotum with a bright yellow back. On its back, you can find 22 distinct round black spots.

The black cucumber beetle usually measures 1/5-inch long and 1/10-inch wide on average. On the other hand, the yellow ladybug usually measures between 2-3 inches long and wide.

Cucumber beetles are pests that can cause serious damage, especially in farms with cucumbers, watermelons, and muskmelons. Cucumber beetles are also major vectors. They are known to carry bacteria that cause bacterial wilt in some plants.

Cucumber beetles mostly feed on vegetation. The adults usually forage on leaves. Besides that, they also feed on flowers and pollen. The larvae of these insects normally feed on roots and stems. However, their damage is minimal compared to the massive losses that the adult cucumber beetles usually cause.

Yellow ladybugs have almost similar feeding habits to cucumber beetles. They are commonly found in California. Yellow ladybugs feed on all kinds of leaves and flowers. In addition to that, they also feed on mealy bugs, aphids, mites, as well as other soft-bodied insects.

Cucumber beetles usually hide in protected areas over winter. You can find them in fence rows, near buildings, or even in wood lots. These insects tend to become very active in mid-spring as the temperatures start to increase. It’s also during spring that plats begin to produce foliage, a perfect time for them to thrive.

Yellow ladybugs are most active between spring and fall. During this period, they feed on plants and also reproduce. However, when the weather turns cold in winter, they look for hidden, warm, and secluded places to hibernate in. it could be inside a house, under rocks, or even in rotting logs.

From this comparison, it’s clear that both the yellow ladybug and the cucumber beetle can appear alike. If you are not careful, you can easily confuse one for the other. However, they are both worlds apart.

The cucumber beetle and yellow ladybug belong to different species. The cucumber beetle is a pest that often feeds on plants from the squash family. It ravages leaves and flowers.

Meanwhile, yellow ladybug yellow ladybugs are your gentle mellow yellow friends. They usually feed on damaging pests such as mites and aphids. So, ladybugs are actually your friends.


Overall, yellow ladybugs are some of the most beautiful and attractive insects you will ever come across. They have distinct and vibrant colors and mainly love to feed on soft-bodied insects that farmers consider pests. In some cultures, their presence is also a sign of good news or new beginnings.

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All the best


Steve Foster

Mad about bugs and wanting to publish as many articles as I can to help educate people about these amazing beautiful creatures! For more info check out my about page

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