Id-Code: BA 015
Family: Papilionaceae, Leguminosae
Origin: Eastern United States
Special features: Hundreds of pea-like blossoms. Very long-lived, low maintenance perennial
Distinction: Award of Garden Merit (A.G.M.) from The Royal Horticultural Society and selected as Perennial Plant of the year from the PPA (Perennial Plant Association)
Colour: Indigo Blue
Natural Flowering Period: June - August
Winter Hardiness Zones: Z3-9
Growth Habit: Spreading and upright
Foliage: Attractive grey-green color on the ovate to oblanceolate leaflets
Height with Flowers: 150 cm (60'')
Spacing between Plants: 150 cm (60'')
Soil Requirements: Well-drained soils, pH 5.8 - 6.8
Location: Full sun
Use: A bold border plant, also naturally suited for prairie, meadow or gardens. Plant together with Tradescantia x andersoniana 'Blanca', Lychnis chalcedonica and Oenothera missouriensis
Specialities: Tough, disease and insect free perennial.
Also available as JELITTO GOLD NUGGET SEED^® (BG 015).
-> Flyer of the Perennial Plant Association about the Perennial Plant of the Year 2010

Cultural Tips:
Grams per 1000 seeds: 14,286
Seeds per Gram: 70
Seeding Recommendation: 40 g / 1000 plants
Sowing Rate: 2-3 seeds per cell
Plug tray recommended size(s): 72s or open flats
Germination: These perennial seeds germinate very irregularly over a long period. Lower temperatues of less than +5°C (41°F) are very effective. Seed trays should not be discarded prematurely. Constant moisture must be maintained. Do not leave in direct sunlight.

Scheduling:
Best Sowing Date: November - March
Sowing to Germination: 3 - 6 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 plug per 8/9 cm (3 1/2''); 1-2 plugs per 11/12 cm (4 1/2'')
Vernalization: A prudent recommendation would be to provide 6-12 weeks at an average daily temperature of 40°F (5°C). Exposure to cold may not be necessary for flowering but might improve quality.
Forcing: This species is not a suitable candidate for forcing.
Fertilization: Medium (150-200 ppm)