I have several species and cultivars of pygmy sundews and all of them have done well, for now 3 years.... except D. scorpioides & dichrosepala. Their respective conditions have been essentially identical, whether they be at window sills or outside or in the attic, wet, moist, attempted dry summer... I just can't figure out why those two particular species struggle and don't make it through the summer. I'm open to suggestions. Here's where the collection of pygmy dews are currently residing: