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A. Flowering Characteristics
Convallaria majalis flowers in medium spring (May)
and last 2-3 weeks. Plants are 6-8 inches tall.
B. General Characteristics
1. Origin of species: Europe
2. Common names: Lily of the Valley
3. Geophyte organ: Rhizome
4. Hardiness type: Hardy III - Injured at temperatures
below 5 degrees F (-15C) when planted.
5. Natural reproductive systems and growth and
development requirements: Reproduces by rhizome
growth and requires a warm (50 to 70F) - cool
(20 to 30F) - warm (50 to 70F) annual thermoperiodic
cycle.
6. Primary uses: Beds, rock gardens, and woodland
gardens.
C. Cultural Information
1. Bulb sizes: No. 1 pips.
2. Planting density: 1-2 inches apart, 15-25 per
sq. ft.
3. Planting depth: 3 inches to base of rhizome.
4. Planting time: Spring
5. Perennialization habit: 1990 USDA Climatic
Zones3 to 6 with mulch, Zone 7 without mulch.
6. Light requirements: AM only sunlight, to 25%
or 50% shade.
7. Moisture: Tolerates summer drought. Keep moist
during growing season.
8. Animal susceptibility: Not susceptible.
D. Companion Plants:
Anemone pulsatilla, Anemone sylvestris, Aquilegia,
Chaenomeles japonica, Dicentra, ferns, Forsythia,
Helleborus orientalis, Hosta, Jasminum nudiflorum,
Myosotis, Rhododendron spp. (deciduous and evergreen),
Cotoneaster, Berberis, Acer palmatum, Deutzia
gracilis, Weigela.
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