Northern Catalpa Seeds - Heirloom Flower Garden Seeds for Growing

Northern Catalpa is a deciduous ornamental shade tree grown for its large heart-shaped leaves, clusters of white flowers, and long slender seed pods. The tree develops a broad rounded canopy that provides seasonal shade and landscape interest. It is commonly planted in parks, large gardens, streetscapes, and restoration projects due to its adaptability to a wide range of growing conditions. Northern Catalpa performs best in full sun with well-drained soil and tolerates various soil types once established. It is suitable for long-term landscape and shade tree cultivation.

Features

• Produces clusters of white bell-shaped flowers
• Develops large heart-shaped ornamental leaves
• Forms a broad rounded shade canopy
• Suitable for parks, landscapes, and large gardens
• Adaptable to a wide range of soil conditions
• Performs well in full sun exposure
• Produces long decorative seed pods
• Suitable for long-term outdoor planting
• Tolerates urban growing environments after establishment
• Suitable for ornamental and shade tree cultivation

Specifications

• Scientific Name: Catalpa speciosa
• Common Name (US): Northern Catalpa
• Seed Type / Variety: Deciduous ornamental tree seeds
• Growth Habit: Upright deciduous shade tree
• USDA Zones: 4 to 8
• Planting Season: Spring or fall
• Growing Season: Spring through fall
• Sowing Season: Spring or fall
• Sowing Months: March to May, September to October
• Germination Time and Conditions: 14 to 30 days at 20 to 25°C in moist, well-drained soil
• Sunlight Requirements: Full sun
• Soil Requirements: Well-drained loamy, sandy, or clay soil
• Watering Needs: Moderate watering until established
• Mature Plant Size: 12 to 18 meters height, 9 to 12 meters spread
• Plant Spacing: 9 to 12 meters