Seed Count per Norfolk Island Pine Cone

USDA Data

US Forestry Service: 573 seeds/kg or 260 seeds/lb. Multiply by cone weight for estimate.

Up to 40% may not germinate due to environmental conditions. Some Araucaria seeds desiccate quickly; others store up to 8 years.

US Forestry Service PDF: Araucaria Seed Data

Seeding and Propagation: Norfolk Pine Seed Sources and Large-Scale Propagation Resources; Norfolk Island Pine Seed Source and Cone Development; Bismarck Palm Seed Germination: Optimal Conditions for Success; Norfolk Island Pine Near Foundation: Root Risk at 2 Feet; Norfolk Island Pine: Branches Don't Regrow & Soil Testing; Propagating Norfolk Island Pine from Seed; Reviving Frost-Damaged Norfolk Island Pines in Florida; Norfolk Pine in Unheated Garage: 40°F Is Safe; Repotting Norfolk Pine Houseplants and Growing Them Outdoors in Warm Climates; Norfolk Island Pine (Araucaria heterophylla): Living Christmas Tree for Bright Rooms

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