Research Questions for Plant Life

What plants *don't* have leaves?

How does a waterlily float?

Why do roses have thorns?

How do nettles sting?

Why are most plants green?

What causes algae to grow on ponds?

How is linen made?

What is a puffball?

How do ferns grow?

What is the difference between perennial, biennial and annual plants?

What is beechmast?

What is belladonna?

What is the difference between a tuber, corm and a bulb?

What is a spindle tree?

What is produced from the foxglove?

Why are flowers colored and have scent?

What is the purpose of bark on trees?

What is the purpose of sticky gum or resin on trees?

What are deciduous trees?

What is a conifer?

How can you tell how old a tree is?

Why do leaves change color in the fall?

What is different about a palm tree?

What is a bonsai?

What is the largest tree?

Which plant lives the longest?