
Big Leaf Maple
Acer macrophyllum
Overview
Big Leaf Maple (Acer macrophyllum) is an amazing species of maple tree. It is native to western North America, growing up to 100 feet tall in some areas. Its leaves are extremely large, reaching up to a foot in width and length, and are a brilliant green in the summer months. In autumn, the leaves turn a stunning yellow, orange, or even a mix of the two. Big Leaf Maple is prized for its hard wood, making it popular for many furniture and flooring options. Its impressive size, vibrant color, and useful timber make it a truly amazing tree species.
Care Guide
Watering
Big Leaf Maple should be watered once or twice a week, depending on the season and the soil conditions. The area should be watered thoroughly until water runs out of the drainage holes. If the tree is grown in a container, it should be watered until the soil is moist but not soggy. The amount of water depends on soil type, size of container, and climate; it can range from 2-5 gallons of water per week.
Light
Big Leaf Maple trees need full sun to thrive and will reach optimal growth in areas where they get 6 to 8 hours of direct, unfiltered sunlight per day. This species can tolerate cold temperatures and can even grow in the drier southern climates as long as they're given ample shade and protection during the hottest part of the day. As long as they have access to plenty of light, Big Leaf Maples will respond positively and grow vigorously.
Soil
Sandy Loamy
Temperature
Hardiness zone 6–6.
Pruning
Big Leaf Maple (Acer macrophyllum) should be pruned in the late winter or early spring months. Pruning should be kept light. Dead, damaged and diseased branches should be removed. Branches should be thinned out, which will allow for better air circulation, sun exposure, and encourage new growth. It’s important not to prune more than 15-20% of the tree’s total foliage. This species of maple may produce a profusion of suckers throughout the growing season, which should be removed at their base.
Propagation
Seed Propagation
Uses & Symbolism
Attracts: Squirrels, Bees.
Diseases & Pests
Common pests: Fungal leaf spot, Heart rot, Mildew, Pest resistant, Disease resistant .
Guides that mention Big Leaf Maple
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