Sunflower
![](https://www.thetortoisetable.org.uk/common/files/catalogue/367/main_Sunflowers and lavender_NC_March_ 00007.jpg)
![](https://www.thetortoisetable.org.uk/siteassets/designfiles/blueflower.png)
![](https://www.thetortoisetable.org.uk/siteassets/designfiles/greenleaf.png)
![](https://www.thetortoisetable.org.uk/siteassets/images/orangesign1.gif)
- Common Name: Sunflower
- Latin Name: Helianthus annuus
- Family Name: Asteraceae/Compositae
Sunflowers readily accumulate nitrates from the soil, especially if the plants are fed with artificial fertilisers. Nitrates are toxic to cattle, causing congestion of lungs, collapse and even death. So although the plant itself is safe, it's not one to offer on a regular basis.