Thalictrum filamentosum var. tenereum 'Heronswood Form' - 'Heronswood Form' displays broad, frothy terminal pure white flowers en mass in long-blooming soft clouds. Flowers reign supreme in late spring and early summer. This lovely, delicate Meadow Rue was selected by none other than Dan Hinkley for its distinctly dwarf habit. Leaves are very pretty and not unlike delicate columbine foliage in look. 'Heronswood Form' will draw bees and butterflies. It's a charmer in openly to mostly shaded sites planted in fertile, draining soil. Established pot grown division.