■(TB) 'Gertrude'
1907, Peterson
'Gertrude' (
William A. Peterson, 1907) TB. Midseason bloom. Color Class-B1M.
See below:
References:
From Fryer's catalog, 1912: Standard and Falls rare violet-blue, very beautiful; early bloom; very large; fine shape. Fragrant. 30¢. |
From Indian Spring Farms catalog, 1927: GERTRUDE (Peterson 1907) 6.5. A blue-purple self of Pallida form that is early, free-flowering, and vigorous. 36 inches. This is a better Iris than its rating would indicate, and is the most satisfactory deep blue of all the earlier introductions. 25 cts. each; 60 cts. for 3; $2.00 per doz. |
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Culture
Quick Summary of Cultural Directions
FURTHER CULTURAL INFORMATION |
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. |
-- Main.RPries - 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.
-- Main.RPries - 2011-03-07