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Northern Catalpa (Catalpa speciosa)

  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Cody Hough | Own work | License: CC-BY-SA-3.0 GFDL
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Epibase | Own work | License: CC-BY-3.0
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: CC-BY-2.5
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: PD US Government
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: PD US Government
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: CC-BY-SA-2.5
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: CC-BY-SA-2.5
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: CC-BY-2.5
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: PD US Government
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Mark Wagner | Own work | License: CC-BY-SA-2.5,2.0,1.0 CC-BY-SA-3.0-migrated GFDL
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Photograph by Greg O'Beirne | Own work | License: CC-BY-SA-2.5 CC-BY-SA-3.0-migrated GFDL
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Photograph by Greg O'Beirne | Own work | License: CC-BY-SA-2.5 CC-BY-SA-3.0-migrated GFDL
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Photograph by Greg O'Beirne | Own work | License: PD USGS
  • Northern Catalpa (Catalpa Speciosa) https://www.sagebud.com/northern-catalpa-catalpa-speciosa/
    Credit: Author Missing | Source Missing | License: PD
CASP8.jpg

Catalpa Speciosa, or more commonly know as Northern Catalpa, is a tree with dark green foliage and white flowers of the genus Catalpa. It has a rapid growth rate and a height of 60 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during early summer and is intolerant of shade. Catalpa Speciosa or Northern Catalpa's floral region is North America US Lower 48, specifically in the states of Alabama, Arkansas, Colorado, Connecticut, Georgia, Iowa, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, Nebraska, New Hampshire, New Mexico, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia and Wisconsin.

  • Category: Dicot
  • Genus: Catalpa
  • Family: Bignoniaceae
  • Order: Scrophulariales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Tree
  • Native Status: L48 (N) CAN (I)
  • State T/E Status: IN (R)
  • State T/E Common Name: IN (northern catalpa)
  • National Wetland Indicator Status: FACU FAC
  • Regional Wetland Indicator Status: 1(FAC) 2(FACU) 3(FACU) 4(FACU) 5(FACU) 6(FAC-) 8(NI)
  • Active Growth Period: Spring
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: High
  • Coppice Potential: No
  • Fall Conspicuous: Yes
  • Fire Resistance: No
  • Flower Color: White
  • Flower Conspicuous: Yes
  • Foliage Color: Dark Green
  • Foliage Porosity Summer: Dense
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Medium
  • Fruit/Seed Color: Brown
  • Fruit/Seed Conspicuous: Yes
  • Growth Form: Single Stem
  • Growth Rate: Rapid
  • Height at 20 Years Maximum (feet): 20
  • Height Mature (feet): 60
  • Leaf Retention: No
  • Lifespan: Long
  • Low Growing Grass: No
  • Nitrogen Fixation: Low
  • Resprout Ability: Yes
  • Shape and Orientation: Erect
  • Toxicity: None
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: No
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: None
  • CaCO3 Tolerance: Low
  • Cold Stratification Required: No
  • Drought Tolerance: Medium
  • Fertility Requirement: Medium
  • Fire Tolerance: None
  • Frost Free Days Minimum: 90
  • Hedge Tolerance: None
  • Moisture Use: Low
  • pH (Minimum): 5.5
  • pH (Maximum): 7
  • Planting Density per Acre Minimum: 100
  • Planting Density per Acre Maximum: 1200
  • Precipitation (Minimum): 20
  • Precipitation (Maximum): 80
  • Root Depth Minimum (inches): 20
  • Salinity Tolerance: Low
  • Shade Tolerance: Intolerant
  • Temperature Minimum (°F): -38
  • Bloom Period: Early Summer
  • Commercial Availability: Routinely Available
  • Fruit/Seed Abundance: Medium
  • Fruit/Seed Period Begin: Fall
  • Fruit/Seed Period End: Fall
  • Fruit/Seed Persistence: Yes
  • Propagated by Bare Root: Yes
  • Propagated by Bulbs: No
  • Propagated by Container: Yes
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: Yes
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 20480
  • Seed Spread Rate: Slow
  • Seedling Vigor: Medium
  • Small Grain: No
  • Vegetative Spread Rate: Slow





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