Life Span
Perennial
Annual
Type
Tree
Flowering Plants
Origin
United States, Southeastern United States, Central United States
Morocco
Types
Catalpa speciosa
Linaria vulgaris
Habitat
Moist woods, Swamps, Woodlands
Desert, Mediterranean region, subtropical regions, Temperate Regions
USDA Hardiness Zone
4-8
3-10
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Upright/Erect
Flower Color
White, Yellow, Purple
White, Yellow, Purple, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
-
Leaf Color in Spring
Light Green
Green
Leaf Color in Summer
Light Green
Green
Leaf Color in Fall
Yellow green, Brown
Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Heart-shaped
Linear
Plant Season
Spring, Summer, Fall
Summer
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Early Summer, Summer
Tolerances
Wet Site, Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Stem Planting
Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Keep ground moist
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Neutral, Slightly Acidic, Slightly Alkaline
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount, Do not let fertilizers touch the leaves, Doesn't require fertilization when grown in rich soil
Balanced liquid fertilizer
Pests and Diseases
Anthracnose, Brown Rot, Caterpillars, fungus, Sawfly Larvae, Verticillium Wilt
Aphids, Powdery mildew
Plant Tolerance
Drought, Wet Site
Drought
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Fine
Foliage Sheen
Glossy
Glossy
Attracts
-
Birds, Butterflies, pollinators
Allergy
Skin irritation
Mild Allergen
Aesthetic Uses
Showy Purposes
Borders, Showy Purposes
Environmental Uses
Air purification
Air purification
Part of Plant Used
Whole plant, Wood
-
Other Uses
Used as Ornamental plant, Used for woodware, Used in Furniture
Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Mixed Border, Rock Garden
Botanical Name
CATALPA speciosa
LINARIA maroccana
Common Name
Northern Catalpa
Baby Snapdragon, Morocco Toadflax, Toadflax
In Hindi
Northern Catalpa
Toadflax
In German
Northern Catalpa
Toadflax
In French
Nord Catalpa
Toadflax
In Spanish
Catalpa Norte
Toadflax
In Greek
Βόρεια Catalpa
Toadflax
In Portuguese
Northern Catalpa
Linária
In Polish
Północnej Catalpa
Toadflax
In Latin
Northern Catalpa
Toadflax
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Scrophulariales
Family
Bignoniaceae
Scrophulariaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Importance of Northern Catalpa and Toadflax
Want to have the most appropriate plant for your garden? You might want to know the importance of Northern Catalpa and Toadflax. Basically, these two plants vary in many aspects. Compare Northern Catalpa and Toadflax as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Northern Catalpa is whereas of Toadflax is . Northern Catalpa has beauty benefits as follows: while Toadflax has beauty benefits as follows: .
Compare Facts of Northern Catalpa vs Toadflax
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Northern Catalpa vs Toadflax and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Northern Catalpa are Skin irritation whereas of Toadflax have Mild Allergen respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Northern Catalpa has showy fruits and Toadflax has no showy fruits. Also Northern Catalpa is not flowering and Toadflax is not flowering . You can compare Northern Catalpa and Toadflax facts and facts of other plants too.