Hardy and absolutely free from insects and disease; suited for narrow streets, and will permit of close planting.
Beautiful shade-bearing crown; is very responsive to good soil and plenty of moisture.
When planted in rows along an avenue, it forms a tall majestic archway of great beauty. It is best suited for wide streets and should be planted further apart than the other trees listed above. Requires a fairly good soil and plenty of moisture, and is therefore not suited for planting in the heart of a large city.
This tree exhibits its greatest beauty when its branches are allowed to droop fairly low. It, moreover, needs plenty of moisture to thrive and the tree is therefore best suited for streets in suburban sections, where these conditions can be more readily met.
Beautiful in all seasons of the year; requires a rich soil and considerable moisture.
Grows rapidly to large size and produces valuable wood; will grow in poor soil.
Rapid grower; endures but little shade; wood valuable; will do well on large range of soils.
4. Tulip tree (_Liriodendron tulipifera_)
Grows rapidly into a stately forest tree with a clear tall trunk; wood valuable; requires a fairly moist soil. Use a small tree, plant in the spring, and pay special attention to the protection of the roots in planting.
Grows rapidly; adapts itself to poor, sandy soils. The wood is suitable for posts and ties.
Grows rapidly; prefers moist situations. Wood valuable.
Grows rapidly to great height; will not endure too much shade; does best in a deep fertile soil. Wood valuable.
[Illustration: FIG. 94.--Woodland Trees. Red Oaks.]
FOR PLANTING UNDER THE SHADE OF OTHER TREES
Will stand heavy shade; holds the soil well along banks and steep slopes. Both the American and the English species are desirable.
Will stand heavy shade and look effective in winter as well as in summer.
Will grow under other trees; flowers beautifully in the spring and colors richly in the fall.
Native to the woodlands of the Eastern States; looks well in spring and fall.
Will stand shearing and will screen in winter as well as in summer. Plant from 2 to 4 feet apart to form a hedge.
3. English hawthorn (_Crataegus oxyacantha_)
Flowers beautifully and grows in compact masses. Plant close.