Research the Florist or Service: Check for reviews and ratings. Look for online florists or services that have a reputation for delivering fresh flowers.

Check the Source: Some online flower delivery services grow their flowers, while others might source them from different growers. Knowing the source can help gauge the freshness.

Look for Guarantees: Many reputable services like Kuala Lumpur flower delivery services will offer freshness guarantees. This means you don't have to worry about anything. 

Avoid Third-party Retailers: Order directly from the florist's website rather than third-party vendors. Sometimes, third parties might delay the order or might not have the same freshness standards.

Same-day or Next-day Delivery: Opt for services that offer same-day or next-day delivery. This reduces the time flowers spend in transit, ensuring they arrive fresher.

Check Delivery Details: Make sure that the service is delivered to your area without significant delays. Some flowers might come from far-off places and could be in transit for longer than is ideal.

Ask about Packaging: Proper packaging can help protect flowers from damage and ensure they remain hydrated during transit.

Seasonal Selections: Ordering flowers that are in season for your area can often mean they're fresher and have traveled a shorter distance.

Stay Informed: Sign up for email updates or text alerts to track your delivery. Some services will send you a photo of the bouquet before it's sent out, which can give you an idea of its freshness.

Specify Delivery Time: If possible, specify a time of day for delivery, especially if the recipient won't be home for long stretches. Flowers left on porches or in mailrooms can deteriorate faster.

Provide Accurate Delivery Information: Make sure you provide the correct address, including any necessary gate or building codes. An incorrect address can delay delivery.

Customer Service: Ensure that the online florist has good customer service, so if there's an issue with the flowers' freshness, it can be addressed quickly.

Subscription Services: Some florists offer subscription services where they send fresh flowers at regular intervals. This can be a good way to ensure a constant supply of fresh flowers.

Local Florists: Sometimes, local florists have online ordering systems. Ordering from a local florist can ensure that flowers don’t spend much time in transit.

Price Isn't Always an Indicator: The most expensive bouquet isn't necessarily the freshest. Research and reviews are more reliable indicators.

Ask for Recommendations: Sometimes, the best way to find a good online flower delivery service is to ask friends or family for recommendations.

Remember to always check the bouquet upon arrival. If you're not satisfied with the freshness, contact the florist or service immediately. Many reputable companies will be willing to address concerns and make things right.