WordPress Image SEO: 9 Common Mistakes to Avoid

Published on 5. May, 2023

WordPress Image SEO: 9 Common Mistakes to Avoid

Images play a crucial role in enhancing the visual appeal of any website, yet they can also pose challenges when it comes to search engine optimization (SEO).

A multitude of website owners make errors while optimizing their images for search engines, resulting in a diminished website visibility and lower search engine rankings. In this post, we’ll go over some of the most common mistakes to avoid when it comes to WordPress image SEO.

What is WordPress image SEO?

Image SEO refers to the process of optimizing images on a website to improve their search engine visibility and overall site performance. This optimization includes proper formatting, compression, and the use of relevant file names, alt tags, and captions.

By incorporating these techniques, website owners can ensure that search engines can effectively crawl and index their images, thereby enhancing their website’s visibility in search results. Furthermore, optimized images can lead to faster page load times, better user experience, and ultimately, increased engagement and conversions. Understanding and implementing Image SEO is essential for any WordPress website owner looking to boost their online presence and achieve better search engine rankings.

Why is image SEO important for your WordPress site?

Image SEO is of paramount importance for your WordPress site for several reasons. First and foremost, it significantly impacts your website’s search engine rankings. Search engines like Google consider various factors, including the relevance and quality of images, to determine how to rank websites in their search results. By optimizing images, you enhance your site’s overall SEO, making it more likely for your website to rank higher and attract organic traffic.

Secondly, image SEO directly influences user experience. Optimized images load faster, reducing page load times, which is crucial for retaining visitors and lowering bounce rates. By compressing and properly formatting images, you ensure a smooth and enjoyable browsing experience for your visitors, making them more likely to stay, engage with your content, and convert.

Furthermore, image SEO can boost your website’s chances of appearing in Google’s image search results. When users search for specific keywords, optimized images are more likely to show up, leading to increased visibility and traffic. As a result, your website can reach a broader audience, enhancing its online presence and driving higher engagement.

Basically, image SEO is an indispensable component of your WordPress site’s overall SEO strategy, directly impacting search engine rankings, user experience, and visibility. By implementing image SEO best practices, and tackling the mistakes below, you set your website up for success in an increasingly competitive online landscape.

Common mistakes

Uploading large images

Large images can be a significant problem for website loading speed, as they take up a lot of storage space on the server, cause slow page load times, and negatively impact your SEO efforts.

It’s important to resize your images before uploading them to WordPress to ensure they are optimized for web use. You can also use tools such as ShortPixel Image Optimizer or Resize Image After Upload to resize your large uploads without sacrificing quality.

Not optimizing image sizes

In most cases, the images that are served on your WordPress site are not the original ones you upload, but rather the resized versions automatically generated by WordPress. When you upload an image, WordPress creates multiple sizes to accommodate different display contexts and device screen sizes. These resized images are typically the ones being served and displayed on your website, ensuring faster loading times and a better user experience.

Failing to optimize these images may result in loading unnecessarily large files, in terms of file size, for certain devices like mobile phones or tablets, which slows down your site.

To avoid this, ensure that you compress and optimize them with a plugin such as ShortPixel Image Optimizer.

Not using properly-sized images

Your website should never display images that exceed the dimensions displayed on the screen. Oversized images can negatively impact your website’s performance, as browsers need to allocate additional time to download, resize, and render the files, resulting in increased bandwidth usage and poor performance.

A quick solution is to use a plugin such as ShortPixel Adaptive Images to serve the most suitable image size for each user’s device and screen resolution, ensuring optimal performance, enhanced user experience, and better search engine rankings.

Neglecting lazy-loading

Implementing lazy loading is a valuable technique for enhancing page load times, as it ensures that images are loaded only when they become visible to users while scrolling down the page.

Here is a simple example of how images are lazy-loaded – notice how they’re loaded only when scrolling down.

See the Pen
Lazy loading images using event handlers – example code
by ImageKit.io (@imagekit_io)
on CodePen.

This helps reduce the initial load time of your website, minimize server requests, and conserve bandwidth. It not only contributes to a faster and more seamless experience for your visitors but also has a positive impact on search engine rankings, as site speed is an important factor in determining a website’s position in search results.

There are many plugins in the WordPress plugin directory which you can use to lazy load images, such as Autoptimize, A3 Lazy Load, as well as the lazy-loading feature available with WP Rocket.

Not using alt text

When it comes to image SEO, the most important attribute is the “alt” text, also known as “alt” attribute or alternative text, which helps search engines understand the image’s content and context. This information is not only crucial for search engine indexing and ranking, but also for accessibility, as screen readers rely on alt text to convey the meaning of images to visually impaired users.

For example, in instances where an image fails to load, the alt text will appear as a substitute. Without alt text, search engines may struggle to effectively index and rank your images in search results, which could considerably diminish your website’s visibility and traffic.

When adding alt text, make sure it’s clear and concise. It should describe the image and why it’s on the page. Also, avoid keyword stuffing and using general alt text like “image” or “picture” since they don’t give helpful information to search engines or users.

Using generic file names

Using generic file names, such as “IMG_015.jpg,” can make it hard for search engines to understand what the image is about. This can negatively impact your image SEO.

To avoid this, it’s important to rename the image files with clear, keyword-rich names before uploading them to WordPress. This way, you give search engines better context about the image, which can improve your website’s visibility in search results.

Not using descriptive titles and captions

Captions provide additional context and information to both users and search engines, which can contribute to better keyword relevancy and user engagement. Including relevant keywords in your image captions can help improve your site’s search engine rankings.

Image title attributes, on the other hand, have a minimal direct impact on SEO. They serve as tooltips when a user hovers over an image, offering additional information. While search engines do crawl title attributes, they typically assign more weight to other factors, such as alt text, when it comes to image SEO. However, using descriptive titles can still contribute to a better user experience, which indirectly benefits your site’s SEO.

Not using image sitemaps

An image sitemap is a dedicated file that provides information about the images on your website, such as their locations, captions, and titles.

By submitting an image sitemap to search engines like Google, you can assist them in better understanding the context and content of your images. This improved understanding can lead to your website’s images ranking higher in image search results, ultimately enhancing your site’s visibility and potentially driving more traffic.

Inconsistency in image SEO practices

It’s essential to maintain consistency in your image SEO practices across your entire WordPress site to ensure the best possible performance and search engine visibility. By applying best practices consistently, you allow search engines to better understand and index the content of your images, leading to improved search rankings and increased organic traffic. Additionally, this consistency helps provide a seamless and enjoyable experience for the users, as all images will load quickly and display correctly across different devices and screen sizes.

Key takeaways

In conclusion, optimizing images for search engine visibility and performance is a crucial aspect of managing a successful WordPress website.

By understanding the importance of image SEO and avoiding common mistakes, website owners can significantly enhance their site’s visibility, user experience, and search engine rankings. By resizing and compressing images, serving properly sized images, using descriptive file names and captions, alt text, implementing lazy loading, and creating image sitemaps, you can ensure your images are optimized for both search engines and users.

Remember, consistency in image SEO practices is key to ensuring optimal performance and visibility across your entire website. By following these best practices, you’ll be well on your way to achieving better search engine rankings and driving more traffic to your site.

Original article Published here >

* Optimise WP Website Images with ShortPixel – Super Fast Website, Optimised SEO, WordPress Plugin (Referral Ad)