Sowing calendar: what to sow, plant and harvest each month?

Month by month, the vegetables, herbs and flowers to sow indoors or outdoors, plant out and harvest, with sowing depth, germination temperature and sowing and harvesting tips.

• What to sow and harvest in January?
• What to sow and harvest in February?
• What to sow and harvest in March?
• What to sow and harvest in April?
• What to sow and harvest in May?
• What to sow and harvest in June?
• What to sow and harvest in July?
• What to sow and harvest in August?
• What to sow and harvest in September?
• What to sow and harvest in October?
• What to sow and harvest in November?
• What to sow and harvest in December?