CHASMANTHIUM latifolium (UNIOLA latifolia)

Northern Sea Oats, Spangle Grass

Jelitto Perennial Seeds: CHASMANTHIUM latifolium (UNIOLA latifolia) - Northern Sea Oats, Spangle Grass Jelitto Perennial Seeds: CHASMANTHIUM latifolium (UNIOLA latifolia) - Northern Sea Oats, Spangle Grass Jelitto Perennial Seeds: CHASMANTHIUM latifolium (UNIOLA latifolia) - Northern Sea Oats, Spangle Grass Jelitto Perennial Seeds: CHASMANTHIUM latifolium (UNIOLA latifolia) - Northern Sea Oats, Spangle Grass

Id-Code: ZA 430
Family: Poaceae, Gramineae
Origin: Eastern United States westwards to Eastern Kansas
Special Features: One of the most adaptable of the North American grasses
Colour: Flat panicles of pendulous flowers, pale green at first, turning golden brown
Natural Flowering Period: August - October
Winter Hardiness Zones: Z4-10
Growth Habit: Upright
Foliage: Medium green and slightly arching
Height with Flower: 80 cm (32'')
Spacing between Plants: 60 cm (24'')
Soil Requirement: Well-drained soils, pH 5.8 - 6.8
Location: Partial shade preferred but can withstand full sun
Use: Plant together with Anemone huphensis, Aster laevis and Rumex sanguineus var. sanguineus
Specialities: Good as a cut flower and later it has outstanding autumn and early winter effect as the drying seed heads rustle in the wind

Cultural Tips:
Grams per 1000 seeds: 4,545
Seeds per Gram: 220
Seeding Recommendation: 15g / 1000 plants
Sowing Rate: 2 seeds per cell
Plug tray recommended size(s): 72 or 128
Germination: To obtain best germination results, seeds need temperatures of +22°C (72°F) or more. Moderate, but constant humidity is very important.

Scheduling:
Best Sowing Dates: Anytime
Sowing to Germination: 4 - 8 weeks
Germination to Transplant: 4 - 8 weeks
Transplanting to Salable Plant: 6 - 10 weeks
Cutting-Back at Transplanting: Not Necessary

Growing On:
Container Size(s): 1-2 plugs per 11/12 cm (4 1/2''); 2-3 plugs per 15 cm (6'')
Vernalization: There is little advantage to vernalization even though a cold period won't do any harm on this or any perennial seed item.
Forcing: This species is not a suitable candidate for forcing.
Fertilization: Medium (150-200 ppm)

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