Iris exceptional part blue color deep of the flowers always straight on a central stem. Broad green leaves. Bag fo 10 seeds.
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Iris laevigata can reach 1.2 metres high. The flowers are a rich and deep, blue always straight and have a white central line. Simple stems develop flowers 4-2. Plant well before the spring to ensure flowering.
The leaves are broad and green.
Hardiness Zone : - mini 32 ° C in winter. It requires a wet year site. IRIS laevigata is for the pools and gardens in moist soil. This Iris requires full sun to partially shaded location, but it more flowers in the Sun.
Germination : scarification possible of seed to accelerate germination. These seeds must dip in slightly warm water for a period of 24-48 hours. Subsequently, 3 months of stratification cold is required before sow 1 cm deep in your soil. Keep the soil moist, not soggy. Keep the pot to the heat at 20 ° C. Germination takes months, this could be longer.
Scarification : seed envelope can be so robust that it is almost impermeable. They need to be scratched or broken, using a knife or sanded to germinate paper. Skinning seed the length envelope will also help the young shoot out.