Direct sow once soil temperature reaches 12 degrees Celcius. Avoid planting in too cool conditions by starting in pots indoors in May. Or delay planting until June.
Beans need generous waterings in dry weather.
- purchased runner bean seedlings late April 2019 and planted into the ground 27 April. No cloche or protection provided. Short bamboo support in place but will need taller extension.
- planted seedlings at allotment; purchased at garden centre late June 2018; transplanted in high summer heat and dry.