Since my hint was for a different kind of solution, I'll post it too. It's secrets within secrets again. Level 49 can also be solved as follows. This solution looks a bit more complicated. At least the explanation is longer than what Lakrits gave us!
Hope no one was led astray with my hint that didn't apply to all possible solutions
×
Click here to view the secret text
×The left-side red stone can be bloomed at any time. Some other variations in order may be possible too.
Click here to view the secret text
×Move the upper wide grey left so it is supported by the wall.
Click here to view the secret text
×
Swap the high grey stone to the right side. Move the very wide grey left so it drops down. Make sure no blues drop down.
Click here to view the secret text
×After dropping the wide grey down, move the two upper blues between the wide greys.
Click here to view the secret text
×Move the rightward blue stone right swapping it with the other blues. Don't drop it down yet.
Click here to view the secret text
×Move the lower right wide stones left, making sure the high stone stays on top the rightmost one.
Click here to view the secret text
×Use the red stone to lift the high grey up one level, also lifting the really wide grey.
Click here to view the secret text
×Move the leftward blue stone on top the wall on the left.
Click here to view the secret text
×
Move the high grey stone left until the wide stone drops down one level once again.
Click here to view the secret text
×Move the lower right stone right. Swap the high grey with the blue and bloom the blue from the flower.
Click here to view the secret text
×Use the movable double grey to transfer the rightward blue stone to the bloomed blue. Then transfer it back and drop the upward blue stone on its top.
Click here to view the secret text
×The leftward blue stone can be transferred to the upward stone and back again using the upper wide stone. It will make the last blue stone bloom.