Botanical nomenclature: Thuja plicata
Common name: Western Red Cedar
Family: Cupressaceae
€1.92
A stately, giant conifer to over 70 m tall, with a sturdy trunk to 2 m in diameter. It is native to the Pacific coast from southernmost Alaska to northernmost California and in the Rocky Mountains to over 2100 m in southwestern Canada and the northwestern US. In cultivation, it is a highly popular ornamental. It is very hardy even to severe freezes and best suited to temperate climates in USDA hardiness Zones 4 to 8. Seeds germinate easily with or without cold stratification.
Thuja occidentalis ( english )
Thuja occidentalis seeds will usually germinate in 14-60 days, even under good conditions germination may be erratic.
Normally will only germinate with light so surface sow. Sow Thuja occidentalis seeds on the surface of a Peaty seed sowing mix at about 12°C.
Need to be "overwintered" before they will germinate.
Stratification; cold treatment or vernalization. Seeds of some species need just a couple of weeks, others 3 months. Seeds can be stratified in dampened peat or sand, in a plastic box or bag at 4°C or 5°C in a refrigerator. The seeds should not be frozen or in a wet medium. Very small seeds can be sown on the surface of their growing medium, in pots sealed in plastic bags, and kept in the 'fridge. Many vernalized seeds need light to germinate when they are sown in the "Spring".
Pre-chill Thuja seeds for 4 weeks.
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