Sowing window (UK)June to July
Minimum soil temperature10°C at seed depth
Sowing depth1 cm
Spacing38 cm apart
Days to germination14 days
Days to harvest85 days
Sowing methodDirect sow outdoors
Frost hardyNo
Sunfull-sun
Wateringmoderate
Plant familyApiaceae

When should I sow Florence Fennel 'Zefa Fino' in the UK?

In the UK, sow Florence Fennel 'Zefa Fino' from June to July. It is normally sown direct outdoors. Wait until the soil has reached 10°C at seed depth rather than going by the calendar - florence fennel will sit and rot in cold ground.

What soil temperature does Florence Fennel 'Zefa Fino' need to germinate?

Florence Fennel 'Zefa Fino' needs a minimum soil temperature of 10°C at seed depth to germinate reliably. Below that, germination is slow and patchy, and seed is more likely to rot than sprout. Measure at around 5cm down, in the morning, rather than trusting air temperature.

How deep and how far apart should I sow Florence Fennel 'Zefa Fino'?

For Florence Fennel 'Zefa Fino', sow it 1cm deep and space plants 38cm apart.

How long does Florence Fennel 'Zefa Fino' take to grow?

Florence Fennel 'Zefa Fino' takes roughly 85 days from sowing to harvest. Seed usually germinates in about 14 days.

Is Florence Fennel 'Zefa Fino' frost hardy?

No. Florence Fennel 'Zefa Fino' is not frost hardy. Do not put it outside until the risk of frost has passed in your area, and be ready to fleece it if a late frost is forecast.

Sowing data cross-checked against RHS growing guides and UK seed-merchant catalogues. Soil temperatures are the minimum for reliable germination, measured at seed depth.