Sequoiadendron giganteum
Sequoiadendron giganteum
Giant Sequoia
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Taxonomy
Family Cupressaceae · Genus Sequoiadendron
Description
Sequoiadendron giganteum, commonly known as the giant sequoia, is one of the largest and oldest living trees on Earth. Known for its impressive height and massive trunk, this majestic tree is a symbol of the beauty and resilience of nature, thriving in specific climatic conditions found mainly in the Sierra Nevada mountains of California.
Common Names
Giant SequoiaSierran RedwoodBig Tree
Context
nativeRegion
Western Sierra Nevada, California, USA
usdaZones
5 to 8
companionPlants
Sugar Pine, Douglas Fir, Western Red Cedar
culturalUses
Historically valued for its massive wood, the giant sequoia has also become a key point of conservation efforts and eco-tourism, drawing visitors to experience its grandeur.
Care
Care Requirements
LightFull sun to partial shade
WateringModerate, deep watering, especially in dry seasons
SoilWell-drained, sandy or loamy soil
FertilizerBalanced fertilizer during the growing season as needed
HumidityModerate to high humidity preferred
TemperatureThrives in mild to cool climates; can tolerate high altitudes
Growth & Life Cycle
HabitTall, straight trunk with a conical crown
Mature SizeUp to 300 feet in height and 30 feet in diameter
Growth RateSlow to moderate growth rate
BloomingProduces cones, primarily male, from late summer to early fall
DormancyDormant in winter months
Propagation
MethodsSeed propagation, Cuttings
DifficultyModerate
Best SeasonSpring for seeds, early summer for cuttings
Maintenance & Notes
PruningMinimal pruning needed; remove dead or damaged branches as necessary
RepottingNot applicable for established trees; young seedlings may need pots
Pests & DiseasesGenerally resistant, but can be affected by root rot and insects like aphids
ToxicityNon-toxic to humans and pets