Catalpa speciosa
Northern Catalpa
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Northern Catalpa (Catalpa speciosa) - Description
C. speciosa is native to the central United States. It is the most widely distributed catalpa in the West. It is a round-headed tree which bears leaves that are 6 to 12 inches lon, and odorless when crushed.
Northern Catalpa (Catalpa speciosa) - Blooming
Flowers in the spring and summer. Flowers are typical of those in the Bignoniaceae family (trumpet shaped). They are usually pure white with stripes of yellow. Bean-like seed pods develop in autumn.
Northern Catalpa (Catalpa speciosa) - Growth
Catalpas do extraordinarily well in both heat and cold. They are tough plants that have large heart-shaped leaves giving them a tropical feel although they are very hardy. Make sure to shelter from strong winds.
Northern Catalpa (Catalpa speciosa) - Planting
In autumn, sow seeds in a seedbed or in containers in an open frame.
Northern Catalpa (Catalpa speciosa) - Pest
Mealybugs, scale insects, aphids. Other problems include powdery mildew, white rot, leaf spots, dieback, and anthracnose.
Northern Catalpa (Catalpa speciosa) - Interesting facts
The largest living Catalpa is located on the Michigan State campus, while the oldest Catalpa is found on a graveyard in a UK town called Reading in the county of Berkshire.
Northern Catalpa (Catalpa speciosa) - Soil and irrigation
Tolerant of most soils. Does best in fertile, moist, but well-drained soil.
