Good & Harmful Plants

Edible and Deadly

Some Poisonous Plants

1. Oleander2. Larkspur3. Monkshood4. Lily-of-the Valley5. Iris6. Foxglove7. Bleeding Heart8. Rhubarb

Bleeding Heart

Toxic Part of the Poisonous Plants

• Oleander- Leaves and Branches• Larkspur- Young Plant and seeds• Monkshood- Fleshy Roots• Lily-of-the-Valley - Leaves and Flowers• Iris- Underground Stems• Foxglove- Leaves• Bleeding heart- Roots, foliage• Rhubarb- Leaf Blade

Larkspur

Symptoms caused by Poisonous Plants

• Oleander- Affects the heart and causes death• Larkspur- Depression, nervous excitement,

and digestive system upset• Monkshood- Digestive system upset and

nervous excitement• Lily-of-the-Valley - Irregular heartbeat an pulse

and digestive system upset

Monkshood

Symptoms continued

• Iris- Digestive system upset• Foxglove- Digestive upset and mental

confusion, a lot can cause irregular heartbeat and pulse

• Bleeding heart- Poisonous in large amounts• Rhubarb- A lot of it can cause convulsions, a

coma, followed by death

Edible Plants

1. Carnations

2. Dahlia

3. Dandelion

4. Day Lilies

5. Geraniums

6. Hibiscus

Petals

Flower head

Leaves and flower heads

Flowers

Flowers and Leaves

Flowers

You Can Eat the:

Lilies

More Edible Plants

7. Petunias Petals

8. Roses Petals

9. Violets Petals

10. Impatiens Petals

11. Hollyhock Leaves and Flowers

12. Pansies Flowers and Leaves

You Can Eat the:

Petunia

Rose

Plants’ Defense

Poisonous plants are poisonous to protect themselves. They can’t run away from predators, so they have developed other ways to defend: with poison and thorns and prickles.

Iris

Poison Chemicals

Poisonous plants have the poison chemicals stored in the vacuoles of its cells. After the chemical is made, it is stored in the vacuole. In there, it can’t hurt the plant itself with its own poison.

Deadly Nightshade

Plants that cause rashes

Through contact with skin, some plants cause rashes or itchiness and redness. Some include poison ivy and poison sumac.

Poison Ivy