By Shannon Willcor
We’ve all been there. You buy a set of "blackout" curtains, spend an hour wrestling with the rod, and finally step back to admire your work: only to realize that a laser-beam of sunlight is still stabbing you in the eye at 6:00 AM.
Blackout curtains for bedrooms are supposed to be a game-changer for sleep, but a few tiny mistakes can turn your "dark oasis" into a "light-leaking mess." Whether you're trying to create a moody boho vibe or just want to survive night shifts, getting your window treatments right is essential.
Here are the 7 most common mistakes people make with blackout curtains and, more importantly, how to fix them so you can finally get some rest.
1. Skimping on the Width (The "Skimpy" Look)
One of the biggest mistakes is buying curtains that are exactly the width of your window. When the fabric is stretched tight, it looks cheap, and worse: it lets light pour in through the sides and the middle.
The Fix: You want "fullness." A good rule of thumb is to choose curtains that are 2 to 3 times the width of your window. This allows the fabric to drape in beautiful folds, ensuring that when you pull them shut, they overlap in the middle and wrap around the edges. If you’re looking for a lush, high-end feel, these solid color chenille blackout curtains come in a range of sizes that provide that perfect, heavy drape.

2. Hanging the Rod Too Low
Most people hang their curtain rod right at the top of the window frame. This is a missed opportunity! Hanging the rod too low makes your ceilings feel shorter and, crucially, allows light to "glow" over the top of the curtains and onto your ceiling.
The Fix: Go high and wide. Mount your curtain rod 4 to 6 inches above the window frame, or even higher toward the ceiling. This not only makes your room feel larger but also creates a better "seal" against sunlight. By extending the rod 6 to 10 inches past the sides of the window, you ensure the curtains cover the entire opening and then some.
3. Forgetting the "Wrap-Around"
Even with thick fabric, light often leaks in from the sides where the curtain meets the wall. This is a common complaint for anyone searching for the perfect sun blocking curtains for sleep.
The Fix: Use a "wraparound" or "French return" curtain rod. These rods curve back toward the wall, allowing the curtain panel to sit flush against the drywall. If you already have a standard rod, you can cheat this by taking the outermost ring or grommet and pinning it to a small hook on the wall behind the rod. This "wraps" the fabric around the corner, killing those side light-leaks for good.
4. Thinking Dark Colors Equal Blackout
A common myth is that you need black curtains to get a blacked-out room. While dark colors help, the secret isn't in the color: it’s in the lining. A thin black curtain will still let light through if it doesn't have a high-density backing.
The Fix: Focus on the technical specs. Look for "triple-weave" technology or dedicated blackout linings. This means you can actually have green blackout curtains or even cream ones that block 99% of light. Don't sacrifice your bedroom's color palette just to get a dark room; just make sure the curtains are designed for professional-grade shading.

5. Using Weak Hardware
Blackout curtains are significantly heavier than standard sheer or cotton curtains. If you use a flimsy, tension-based rod or a thin metal pipe, it’s going to sag in the middle. Not only does this look bad, but it also creates a gap at the top where light can sneak in.
The Fix: Invest in sturdy hardware. Use a rod with a diameter of at least 1 inch and ensure you use center support brackets for wider windows. If you’re installing sun blocking curtains for sleep, the last thing you want is the sound of a falling rod waking you up at midnight!
6. Sacrificing Style for Function
Many people think "blackout" means "boring." They end up with curtains that look like they belong in a sterile hotel room rather than a cozy home. If you love a bohemian tapestry curtains decor style, you might think you’re stuck with light-filtering lace.
The Fix: Layer your look! You can have the best of both worlds. Hang a high-quality, sound-absorbing blackout curtain as your base layer for function. Then, layer a decorative element like this hand-woven bohemian tapestry curtain over it or on a nearby door to tie the room together. The contrast between the solid, heavy blackout fabric and the intricate textures of boho decor creates a rich, lived-in feel.

7. Ignoring Sound and Temperature
When buying blackout curtains for bedrooms, people often forget that light isn't the only thing that ruins sleep. Outside noise (cars, neighbors, birds) and a room that’s too hot or too cold can be just as disruptive.
The Fix: Look for curtains that offer "thermal insulation" and "noise reduction." Thick, multi-layered fabrics act as a barrier against both heat and sound. For example, a soundproof and thicken shading curtain does more than just block the sun; it creates a quiet, temperature-controlled "cocoon" that’s perfect for deep sleep.
Why Green is the Ultimate Choice for Your Bedroom
While we're on the subject of style, let's talk about green blackout curtains. Green is scientifically proven to be one of the most relaxing colors for the human eye. It mimics the calming effect of nature, making it the perfect partner for a bohemian aesthetic.
When you pair deep forest green or soft sage curtains with a mix of indoor plants and wooden furniture, you create a sanctuary. It’s not just a bedroom anymore; it’s a retreat from the digital world.
Final Thoughts
Upgrading to blackout curtains is one of the easiest ways to improve your health through better sleep. By avoiding these seven mistakes: measuring properly, hanging them high, and choosing the right weighted fabric: you’ll turn your bedroom into the ultimate sleep sanctuary.
Ready to transform your space? Check out our latest collection of curtains and boho decor to find your perfect match.
Follow Us
Stay inspired and see our latest setups!
- Instagram: @wijua_home
- Pinterest: pinterest.com/wijua_home