Nettles' tough stems bear small white flowers in late summer, which produce long-lived seeds, and the horizontal creeping stems can form new plants by rooting from the nodes where their leaves emerge.
Red dead-nettle is a relatively small annual weed found in gardens and crops in most parts of New Zealand. It can grow throughout the year though is found more commonly at cooler times of the year. It ...
It's best to pick young nettles, that haven't become coarse or furry. Do not eat them once flowers have grown on the plant. Wear thick gloves to pick and prepare them to avoid getting stung.