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The Daily Insight

Why is my maple tree leaves turning red?

Author

Owen Barnes

Updated on March 02, 2026

Why is my maple tree leaves turning red?

According to Cool Green Science, maple leaves turn red because of anthocyanin production. In fall, when the connection between the stems of maple leaves and the tree’s branches is discontinued, leftover glucose (a simple sugar) gets trapped in the leaves and promotes anthocyanin production.

What maple tree has red leaves in summer?

Summer Red® MapleAcer rubrum ‘HOSR’ This fast-growing maple not only provides quick shade for your yard but also offers lovely color throughout the seasons. The leaves emerge burgundy-red each spring, mature to dark purplish green in the summer, then transition to shades of yellow, orange, and purple in the fall.

What maples turn red in fall?

Sugar Maple When it comes to fall color, sugar maples are at the top of the list. This Canadian maple tree natives are absolutely spectacular in autumn when their foliage turns to shades of red, orange, and yellow.

Why are maple leaves falling in August?

Why is my maple tree losing leaves in summer? Your maple might be suffering from a petiole borers infestation or tar leaf spot disease. Tiny petiole borers feed on that, which makes leaves break from the stem and fall off. Luckily, the amount of leaf loss is small, and the pests don’t pose a real threat to maple trees.

Why are leaves changing color in August?

Leaves begin to change color in response to the cooler temperatures and longer nights. However, weather conditions, such as drought, can lead to leaves changing color and falling early. A prolonged period of unusually cold temperatures in mid-to-late August can result in some leaves changing color early.

Do red maple leaves turn red in fall?

Red maples are prized for their fall foliage, which is either reddish-orange or golden. The Red Sunset maple (Acer rubrum ‘Red Sunset’) is one of the most popular maple trees that turn red in the fall. This variety features green leaves in the summer that turn fiery red or reddish-orange in the fall.

What does red maple look like in summer?

The Summer Red Maple is a fast-growing maple that not only provides quick shade for your yard but also offers lovely color throughout the seasons. The leaves emerge burgundy-red each spring, mature to dark purplish green in the summer, then transition to shades of yellow, orange, and purple in the fall.

What trees leaves stay red all year?

Trees With Red Leaves

  • Copper Beech. Botanical Name: Fagus sylvatica f.
  • Red Norway Maple. Botanical Name: Acer platanoides ‘Royal Red’
  • Red Silver Flowering Crabapple. Botanical Name: Malus hybrida.
  • Purple Leaf Plum Tree.
  • 5. Japanese Maple.
  • Redbud.
  • Smokebush.
  • Laceleaf Japanese Maple.

Do red maples stay red all year?

Many, but not all, maple trees have their characteristic red leaves year round. The Japanese maple family, which includes six sub-species, is among the most well-known of the perennially red maples.

Are red maple trees red all year?

The Red Maple (Acer Rubrum) earns its name with its vivid red flowers in early spring, red twigs of new growth, red fruit and brilliant red leaves in the fall.

Why is my tree losing leaves in August?

Too little or too much water can lead to late summer leaf loss. In drought-like conditions, some trees will shed leaves to combat drought stress. Likewise, over-watered leaves can turn yellow and fall off. Excess water can suffocate the roots of the tree that cause stress in the canopy.

Why are my trees leaves turning red?

Autumn leaves turn fiery-red in an attempt to store up as much goodness as possible from leaves and soil before a tree settles down for the winter. The worse the quality of soil, the more effort a tree will put in to recovering nutrients from its leaves, and the redder they get.