Freshwater
American bittercress
Cardamine rotundifolia
Brassicaceae
Cardamine rotundifolia
Brassicaceae
Cardamine rotundifolia, also known as American bittercress or mountain bittercress, is a perennial herbaceous brassica native to eastern North America. It was first described by André Michaux in his publication Flora Boreali-Americana (1803).
Streams and ponds in North America are often cool. How to set up an aquarium without a heater, with pygmy sunfish, shiners and darters.
Light, nutrients and CO₂ in balance, low tech versus high tech, and how to read from the leaves what your plants are missing.