Hosta pachyscapa

Hosta pachyscapa (F. Maekawa/AHS 1993)

Subgenus Schmid Giboshi Zonneveld  
Section Schmid Intermediae Zonneveld  
Hosta Library species file Hosta pachyscapa
Origin Japan, Shiga Prefecture, western Shizuoka Prefecture and eastern part of Shizuoka prefecture.  See Map.
Habitat Inhabiting open valleys, river banks and forest margins
Japanese name Benkei Giboshi = strong man hosta, referring to the thick scapes.
Plant 65–90 cm diameter x 50 cm high (26–36 x 20").
Leaf Petiole 20–30 cm (8–12"), erect, green, lightly purple-dotted at base.
Leaf 12.5–20 cm x 7.5–15 cm wide (5–8 x 3–6"), spreading horizontally, entire, ovate-elliptical to ovate, truncate and contracted at base, generally flat surface, but slightly undulate in the margin, shiny medium green, lighter green below, tip acuminate.
7–8 pairs of veins, slightly sunken above, smooth below.
Inflorescense Scape 70–125 cm long (28–50"), to 1.2 cm (0.5") diameter, rising upwards, but leaning, purple-dotted at base and at tip, later bending under weight of wet flowers and seed.
Sterile bracts, several large, leaf-like; fertile bracts, navicular, imbricate, green with purple margins, persistent.
Raceme 30–50 flowers, evenly spaced, but densely arranged along the raceme.
Flowers 4.5 cm long and 3.5 cm broad (2 x 1.50"), tepals very pale purple-violet, gradually expanding, lobes expanding, angled to axis of perianth, stamens exceeding the perianth.
Anthers purple-dotted.
Blooming Time June/July
Fertility Fertile
Growing conditions  
Suitable for containers  
Special remarks  
In Hosta Mill Collection Yes
  • H. 'Passionate Purple' (B. Kuk 2005) = H. 'Pachyscapa' x H. 'Sea Octopus'