i) There were constant raids from hostile communities on settler farms.
ii) Many Africans were unwilling to offer labour to the settlers.
iii) Many of settlers lacked basic farming knowledge and experience.
iv) Most of them lacked enough funds to invest in farming
v) They faced the problem of marketing and transport for their produce
vi) The settlers were unfamiliar with the climatic conditions of the country and the seasons
vii) They weren't sure about the crops that they would grow. They suffered major losses due to diseases and pests.
viii) Price fluctuations in the world market, especially during the inter-war period affected settlers.