■(TB) 'Royal Regency'
, R. 1976). Seedling# G 119-H. TB, 38" (97 cm). Late midseason bloom. Rich medium blue (RHS 94B/95B) self; blue beard. Seedling# A 587-1: (seedling# L 474-2 x 'Prince Indigo'
) x ('Licorice Stick'
x seedling# N 364-1)) X seedling# D 4-A: ((seedling# S 640-1 x 'Blue Chiffon'
) x ('Blue Chiffon'
x seedling# P 1033-1)). Schreiner 1977. Honorable Mention 1978.
* * References
| Awaiting original catalog description
Quick Summary of Cultural Directions
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| Hardiness Zones 4-8 for most varieties, Some cultivars tolerate colder, others tolerate warmer zones (please comment in comment box with your location if this cultivar grows well in zone 3, 4, 9, or 10.)
| Exposure Prefers full sun for optimal performance, may still bloom in half-day shade
| Water: Prefers well drained good garden soil, Tolerant of dry conditions in established plants, Intolerant of swampy conditions.
| PH Prefers Neutral to basic solis 6.1 to 8.5, quite toleranr of more extreme conditions
| Fertilizer Prefers rich conditions on relatively inorganic soils.
| FURTHER CULTURAL INFORMATION Here
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