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15 climate

Plant trees!

1. What trees to plant?

2. When to plant?

The best time to plant a tree in the tropics and subtropics is during the rainy season or the dormant season. In temperate zones, the best time is in late autumn, after trees drop their leaves, or early spring, before they begin to bud. However, strong, healthy young trees can be planted throughout the growing season.

3. How to plant?

Trees can be planted either as seeds, cuttings (for some tree types), seedlings, or saplings. Saplings are the strongest and therefore most likely to survive. To plant a sapling:

5. Register your planted tree at UNEP’s Billion Tree Campaign ( and watch your tree grow and blossom.

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