When the pine tree is young, the crown is pyramid-shaped and the branches are mostly wheel-shaped. When the seedlings are unearthed and the cotyledons are unfolded, the primary leaves appear first, which are solitary, spirally arranged, linear and lanceolate, and the leaf margin is toothed.
Pine trees are wheel-shaped branches with long internodes, thin and flat branchlets or slightly bent downward, and slender needles in bundles. Its crown looks fluffy but not compact, and the word "loose" is an image description of its crown characteristics. So "pine" is a kind of tree with fluffy crown. Pine trees are strong and have a long life.
Pine trees have strong adaptability and can grow in various types of soil, but the soil will still have a direct impact on the growth trend of pine trees, so try to choose areas with fertile soil to ensure the healthy growth of pine trees.
If the area is relatively abundant in water, pine trees should be planted in acidic soil as far as possible, but some varieties are more suitable for planting in alkaline soil.
In the whole process of pine growth, its drought resistance is extremely strong. Affected by its drought-resistant structure, this kind of pine has narrow leaves, developed cuticle, relatively small leaf surface area and volume, and usually drooping stomata.