Flower rich habitats are reducing and therefore nectar - essential to the bees survival is becoming more scarce.

BBC: NEWS | Programmes | Breakfast | Saving Bees

It shows traditional orchards, flower-rich grassland and ancient woodland have been in decline since 1973.

BBC: Gloucestershire's countryside 'under threat'

It showed traditional orchards had been reduced by 67%, flower-rich grassland reduced by 83% and ancient woodland reduced by 78% while arable land had increased by 832%.

BBC: Gloucestershire's countryside 'under threat'

The Becium homblei, a white and purple flower, grows best on copper-rich soils.

WSJ: In Geology, Old-Timers Can Be Worth Their Weight in Gold