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A. Flowering Characteristics
Iris reticulata flowers in very early spring (March)
for 2 weeks and plants are 5-6 inches tall.
B. General Characteristics
1. Origin of species: Caucasus
2. Common names: Dwarf Iris, Species Iris
3. Geophyte organ: Tunicated bulb
4. Hardiness type: Hardy II - Injured at temperatures
below 14 degrees F (-10C) when planted.
5. Natural reproductive systems and growth and
development requirements: Reproduces slowly by
bulb replacement and requires a warm (60 to 70F)
- cool (28 to 32F) - warm (45 to 60F) annual replacement
cycle.
6. Primary uses: Beds, rock gardens, and woodland
gardens.
C. Cultural Information
1. Bulb sizes: 5/6, 6/up cm, in circumference.
2. Planting density: 1 inch apart, 40-80 per sq.
ft.
3. Planting depth: 5 inches to base of the bulb.
4. Planting time: Fall
5. Perennialization habit: 1990 USDA Climatic
Zones 3 to 4 with mulch, 5 to 7 without mulch.
6. Light requirements: Full sunlight to PM only
or AM only sunlight.
7. Moisture: Tolerates summer drought, but should
be kept moist during growing season.
8. Animal susceptibility: Not reported.
D. Companion Plants:
Chaenomeles japonica, Forsythia, Jasminum nudiflorum,
Vinca minor, Hammamelis.
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