Deathweed

Deathweed was introduced in the 1.0.5 patch.

Deathweed blooms during the blood moon, at this time it will drop 1-3 Deathweed Seeds when cut. It appears as a short double stalk of corrupted grass with sickly green bulbs at the ends. It grows in The Corruption, on ebonstone or corrupted grass, and can be cut by any weapon or tool.