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■(TB) 'Jumbo Rose'

1964, Austin

'Jumbo Rose' (Lloyd Austin, R. 1964). Seedling# 216. TB, 38" (97 cm). Midseason bloom. Color Class R1, Bright carmine-rose self, manganese violet blaze. 'San Pasqual' X 'Horned Royalty'. Rainbow 1964.

See below:
Photo by Mary Hess-Bluebird Haven Iris GardenPhoto by Mary Hess-Bluebird Haven Iris GardenPhoto by Mary Hess-Bluebird Haven Iris Garden


From Rainbow Hybridizing Gardens catalog 1965: JUMBO ROSE (Austin '64) M-38". A very bright carmine-rose with manganese-violet flush in center of falls and a wide, deep yellow beard. The lovely, perfect, giant blooms are often 7" wide by 7" tall. Vigorous grower, and excellent pollen. San Pasqua! X Horned Royalty. Regularly $17.50; on $20 order $11.3S; on $25 order $7.50.


Quick Summary of Cultural Directions

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.

-- BobPries - 2011-03-07

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-- BobPries - 2011-03-07
I Attachment Action Size Date Who Comment
JumboRose01.JPGJPG JumboRose01.JPG manage 65 K 25 Nov 2014 - 16:34 TerryLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
JumboRose02.JPGJPG JumboRose02.JPG manage 92 K 20 Aug 2021 - 21:23 TerryLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
JumboRoseBHI.jpgjpg JumboRoseBHI.jpg manage 55 K 18 Nov 2011 - 23:10 BetsyHiggins Photo by Mary Hess-Bluebird Haven Iris Garden
Topic revision: r12 - 11 Nov 2022, Harloiris
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