What it needs & gives back
↓ Needs
Sunlightfull sun
Watermedium
↑ Gives back
Shadedense
Biomassmedium to high
Through the year
Emergence
Seedlings emerge after the last spring frost when soil temperatures consistently reach 100C.
Flowering
Flowering (pollen release) occurs in late spring, typically May, as days lengthen.
Fruiting
Cones mature over two years, with seeds ripening in the autumn of the second year after flowering.
Dormancy
Enters dormancy with the first autumn frosts and shortening day lengths, lasting through winter.
Timing is relative to your local season (temperate Northern Hemisphere).
Soil interactions
Drainagewell-drained
Nitrogen fixingNo
MycorrhizalYes
Accumulatespotassium, phosphorus
Soil texturesandy, loamy
Organic matterMedium
Compaction toleranceLow
Propagation
Methodsseed
Difficulty2 / 5
Establishes in~3 yr
Stratificationcold_moist
Self-seedingModerate
Wildlife & pests
Can host pestspine sawfly, pine shoot moth, pine weevil
Can host diseasespine needle blight, root rot