Choosing a larger dress for a longer hem changes more than the hem. For the blue floral stand-collar cotton-linen dress, the documented size steps add considerably more to the bust figure than to the overall length. Read the increments before using size as a length adjustment.

What changes between the three rows?

Each step adds 4 cm to the listed bust figure, but only 1 cm to dress length, shoulder width and sleeve length. Across M to XL, that is 8 cm more bust measurement for 2 cm more length. These differences come directly from the chart; they are not a recommendation to choose a particular size.

Compare a dress before changing size

Use a dress whose upper-body fit you already like as the reference. First establish whether the listing’s bust figure is a garment circumference and how the length is measured. Compare like with like; a half-width measured flat is not interchangeable with a circumference or a body measurement.

Next, note the reference dress’s shoulder position and sleeve endpoint. The floral dress has a stand collar and long sleeves, so extra room around the torso does not answer how the shoulder and sleeve will sit. Finally, compare the desired hem position using the confirmed length starting point.

Suppose you like the upper-body dimensions in the M row but want about 4 cm more length. Moving to XL only adds 2 cm in this chart while also changing the bust and shoulders. That hypothetical request would remain unresolved. It is a reason to reassess the cut or ask for help, rather than assume the largest option solves it.

The listing describes a cotton-linen fabric, without percentages, and uses autumn/winter language. Those words do not establish fabric weight, lining or a temperature rating. Keep a planned outer layer as a separate outfit decision. For the measurement conventions that need confirming, see garment measurements versus body measurements.