Beetroot
Sow from late March or April through to July, pull roots from golf-ball size, and do not let them grow woody.
Sow March to JulyUK crop guides
Crops
Start with the crop you want to eat. Each guide has UK sowing and harvest months, spacing, depth and the problems the RHS flags for that plant.
Broad beans
Sow in autumn in a mild garden, or from February to early May, and pick the pods while the scar is still pale.
Sow November or February to MayCabbage
Sow summer, autumn, winter and spring types at different times and you can cut a cabbage in every season.
Sow February to JulyCarrots
Sow little and often from early spring into July, cover the row against carrot fly, and pull them young.
Sow March to JulyCourgettes
Sow indoors in mid to late spring, plant out in early summer at least 90cm apart, and cut the fruits small.
Sow April to JuneGarlic
Plant cloves from mid-autumn into winter, or use a spring variety, and lift the bulbs when the leaves yellow.
Plant October to MarchLeeks
Sow in late winter or spring, plant into deep holes from mid-spring, and lift from late summer right through winter.
Sow February to AprilLettuce
Sow little and often from late March to late July, with earlier and later sowings under cover for spring and winter leaves.
Sow March to OctoberOnions
Plant sets in spring, or overwintering sets in autumn. Seed needs a mid-winter to mid-spring sowing if you want fat bulbs.
Sets in March, April or autumnPeas
Sow from March to June for a summer crop, with an earlier start under cover in February and a possible autumn sowing.
Sow March to JunePotatoes
Chit earlies from late winter, plant through spring, and lift new potatoes from June or maincrops from August.
Plant March to MayRunner beans
Sow indoors from mid-April, or outdoors once the soil is warm, and pick young pods every few days.
Sow April to JuneStrawberries
Plant in spring or in August and September, and pick summer varieties from early June into early August.
Plant August or SeptemberSweetcorn
Sow indoors in mid to late spring, plant out in a block after the last frost, and pick when the kernel juice is creamy.
Sow April and MayTomatoes
Sow under cover from February for a greenhouse, or March to early April for outdoors, and plant out only when nights are mild.
Sow February to April