There's nothing better than a garden filled with vibrant and diverse vegetation, but not all plants and flowers are good for our gardens. From invasive weeds that can cause structural damage and cost thousands to irradicate, to pretty blooms that are harbouring poison inside their leaves or roots, these problematic plants could cause you a headache.

Click or scroll on to discover more about these invasive or toxic plants and what you should do if you already have them growing in your garden...