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Flannel Bush

Fremontodendron californicum

Malvaceae, formerly Sterculiaceae · broadleaf · introduced

Last updated

Data Coverage 2 of 6 dimensions
Site Data
Threats
Cultivars
Phenology
GDD Thresholds
Puget Sound

Quick Facts

Height
20 ft
Spread
13 ft
Growth Rate
Moderate
Light
Full Sun
Soil
Well Drained
Water
Low
Hardiness
Zone Zones 8a–8b
Bloom Time
May to June

Phenological Calendar

Stage Typical Window
New growth flush BBCH 11 Feb 15-Mar 15
Bloom start BBCH 61 Aug 1-Aug 31
Bloom end / petal fall BBCH 69 Aug 15-Sep 15
Fruit/seed development BBCH 71 Jun 1-Aug 31
Fruit/seed maturity BBCH 85 Sep 1-Nov 30