Botanical Name: Catalpa speciosa
Common Name: Western catalpa Type of Plant: dicot: tree Character deciduous Habit of Growth: Overall Shape a large, erect, single-trunked tree, with an oval to rounded canopy; can be rather loose and irregular in growth if not trained by pruning; can be massive in its natural habitat Height 40'-70' Spread 3/4 to equal Growth Rate rapid Environment: Exposure outdoors full sun preferred, but tolerates partial Soil tolerates most except highly alkaline soils Hardiness hardy (all zones): thrives in hot sunny locations Morphology: Leaves pinnate, opposite, broadly ovate-cordate; blade is 6"-12" long; blade dark green above, soft -pubescent beneath Flowers whitish, showy, trumpet-shaped, spotted with purple and yellow spots; about 2" long, in open 4"-6" long panicles; April-July Fruit a capsule; 8"-18" long, cylindrical Propagation: seed Usage: a large accent tree used for its flower display and large foliage; a suitable shade tree for large-area landscapes; messy (flower, fruit and leaf drop) Landscape Care: Watering moderate is preferred; tolerates some drought after established Fertilizing balanced in spring; check for chlorosis Pruning stake and head high when young; develop a high canopy Pests/Diseases relatively free Special Conditions/Other Central Origin: United States Family: Bignoniaceae Notes: |
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