frost-weed

• Nom désignant une plante herbacée vivace de l'est des États-Unis, connue pour ses fleurs jaunes précoces et pour la formation de cristaux de glace sur la tige lors des premières gelées.

A noun referring to a perennial herb native to the eastern United States, known for its early yellow flowers and the formation of ice crystals on the plant during the first frosts.

1. Perennial plant with ice crystalsC1formalamerican

   A perennial plant native to the eastern United States, known for producing early solitary yellow flowers followed by late petalless flowers; it gets its name because ice crystals form on it during the first frosts.

   Herbe à givre

   • The frost-weed is a striking sight when ice crystals form on its stems after the first frost.
   • Gardeners in the eastern US often admire the frost-weed for its unique winter appearance.
   • The plant's early yellow flowers bloom before the frost-weed's characteristic ice formations appear.

   Synonymesfrostwortrockrosesunrose

2. Tall herb with white flowersC1formalamerican

   A tall perennial herb with clusters of white flowers, also found in the eastern United States.

   Herbe de givre

   • The frost-weed's white flowers create a beautiful display in late summer.
   • This tall herb can reach impressive heights in the wild.
   • Botanists study the frost-weed for its unique flowering patterns.

   Synonymesfrostweed