Liquidambar styraciflua ‘Palo Alto’

Liquidambar styraciflua 'Palo Alto'

Seed collected in SF Bay Area, Nor Cal, USA during Autumn 2007. Considering the area of collection these could be ‘Palo Altos’. Around 100 germinated happily outdoors during the winter.

Sweetgum, Red Gum, Liquid Amber

Family: Hamamelidaceae
Genus: Liquidambar (lih-kwid-AM-bar)
Species: styraciflua (sty-rak-ee-FLOO-uh)


over 40 ft. (12 m)

over 40 ft. (12 m)

USDA Zone 6a: to -23.3 °C (-10 °F)

Sun Exposure:
Sun to Partial Shade


Bloom Color:
Chartreuse (Yellow-Green)

Bloom Time:
Mid Spring


Other details:
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Propagation Methods:
From seed; direct sow after last frost

Seed Collecting:
Bag seedheads to capture ripening seed

From L. styraciflua ‘Palo Alto’ Windsor; Wisley (W915637) Gammon

Saratoga Horticultural Institute, California, USA 1961. Pyramidal tree with bright orange-red autumn foliage (Santamour). Young leaves tinted purple with red petiole; autumn foliage orange and red (Adeline). Selected in 1954 as a street tree in Palo Alto; common, autumn foliage sometimes with clear yellow as well as consistent brilliant orange-red (Gammon). Upright pyramidal habit and rather small leaf.

About the Author


Maria is currently growing everything from seed that she can lay her hands on. Also playing with colours and textures to fulfill her garden desires...