You should include in your garden plants which have a naturally deterrent effect and plants that attract helpful insects. For more information about these techniques consult gardening books and magazines or contact your local gardening centre. There is no simple way to identify poisonous plants. Some plants are toxic to animals but not to people. Small quantities of some plant toxins can have a severe effect whereas others only irritate if eaten in very large quantities.
Children can be especially vulnerable.
It is also listed with Emergency Services in the telephone book. Avoid wearing perfumed products in the garden, e.g., aftershave, highly fragrant deodorants, hair and skin products. Cover yourself with appropriate clothing, including gloves and footwear. If you are stung by a bee try not to squeeze the venom bag at the outer end as you remove the sting. A wasp does not leave its sting behind, but a bee does.