See Show Calender


■(TB) 'Grand Teton'

1956, DeForest

'Grand Teton' (Fred DeForest, R. 1955). Seedling# 52-20. TB, 36-38" (91-96 cm). Midseason bloom. Color Class-Y3, Standards wax yellow (Ridgway), falls deeper wax yellow overlaid sulphine. Yellow seedling: (sib to 'Honor Bright') x 'Cloudcap'. Irisnoll 1956. Honorable Mention 1957; Judges' Choice 1958.

See below:
Photo by HIPS ArchivesPhoto scanned from the 1965 CooleyPhoto by Mary Hess-Bluebird Haven Iris Garden


From Rainbow Hybridizing Gardens catalog 1963: GRAND TETON (DeForest '56) M-38". Largest yellow ever created. Flowers measure 7 to 8 inches, falls frequently 4 inches wide. Prevented from being coarse by very wide ruffled petals with excellent substance. A near self in wax yellow with a faint wash of chartreuse. Very attractive, a fine grower. JC '58; Runner-up for AM '60, '61 & '62. Sib. to Honor Bright X Cloudcap. Regularly $3.50: on $15 order 2 for $3.15; on $25 order 3 for $2.95.


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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Your Observations Are Valued. Please make note of bud count, branching, purple based foliage and bloom time, etc. Because these are affected by climate, note date, year and geographic location and write these and other comments in the comment box below.


-- BetsyHiggins - 2011-01-03
I Attachment Action Size Date Who Comment
GrandTetonBkDBHI.JPGJPG GrandTetonBkDBHI.JPG manage 1 MB 09 May 2017 - 13:29 BetsyHiggins Photo by Mary Hess-Bluebird Haven Iris Garden
grandteton1.JPGJPG grandteton1.JPG manage 331 K 21 Jun 2016 - 02:13 TerryLaurin Photo by HIPS Archives
grandteton9.JPGJPG grandteton9.JPG manage 380 K 20 Jan 2021 - 03:43 TerryLaurin Photo scanned from the 1965 Cooley's Iris Gardens catalogue by Terry Laurin
Topic revision: r14 - 15 May 2023, DavidPotembski
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