Growing sweetcorn in troughs can produce large cobs, if the containers are deep enough.
The tubs should be at least 18inches deep, to allow the sweetcorn roots
to develop. The troughs must have holes at the bottom, to allow water to
A 5 inch layer of Farm Yard Manure, at the bottom of the trough, gives
the roots something to go down into. Cover the manure with compost.
Vermiculite and sand can be mixed with the compost, so that the trough
is filled with a light, free draining growing medium.
Choose an early variety of sweetcorn and start the plants off under glass.
Plant them out when the weather is sure to remain warm.
Keep the Sweet corn well watered. It is important that the soil does not
dry out between watering, so in a dry period the corn needs more
frequent watering. Once the tassels appear, the sweetcorn needs at least
one inch of water per week.
The advantage of growing sweetcorn in containers is that the pot can
often be tucked into a sheltered suntrap.
As sweetcorn is a sub-tropical plant it likes plenty of sunlight and
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