- What foods grow on mountains?
- Do trees feel pain?
- Why do plants grow up not down?
- How does altitude affect tree growth?
- Why do trees grow straight up on hills?
- What vegetables grow at high altitude?
- Which Forest has the highest altitude?
- What height do trees stop growing?
- What is the highest altitude that plants grow at?
- Who lives at the highest altitude?
- What fruits grow in mountains?
- How do you stop a tree from growing taller?
- What never stops growing?
- What tree grows straight up?
- Why do trees only grow to a certain height?
- Can tree roots grow uphill?
- Is Iceland above the treeline?
- What tree grows at the highest altitude?
What foods grow on mountains?