What is the average fennel bulb weight in ounces?

The average, or medium, fennel bulb weighs about 10.58 ounces. A small one is closer to 7.05 ounces and a large one closer to 15.87 ounces, so fennel bulbs vary a fair amount by size. Set the size selector above to match what you have, then read the exact ounces figure for any count.

Convert Fennel from Whole Fennel bulbs to Ounces

Use the tool below to convert fennel from Whole Fennel bulbs to Ounces.

A small fennel bulb is 200 g and a large one 450 g, so 'one bulb' in a braise or salad can swing the result. Pick the right size below to keep roasts, slaws, and soups on target.

How many ounces is one medium fennel bulb?

One medium fennel bulb is about 10.58 ounces. A small fennel bulb is about 7.05 ounces and a large one about 15.87 ounces, so set the size selector to match what you have. Use the converter above for any amount, or the chart below for the most common quantities.

Related Fennel Ingredients

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Fennel converter tool

Enter an amount, pick your units, and set the size for counting whole fennel bulbs.

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Fennel bulb sizeSize applies to whole fennel bulbs (small / medium / large).

Result

10.58 oz

Fennel Calculators & Kitchen Tools

Working with fennel? These tools handle the jobs a converter cannot.

Recipe Scaler Scale any recipe up or down and keep every ingredient in ratio.

Common Fennel conversions

Quick reference for fennel at medium size. Switch the size in the converter above for small or large.

fennel bulbs	Ounces
1 fennel bulb	10.58 oz
2 fennel bulbs	21.16 oz
3 fennel bulbs	31.75 oz
4 fennel bulbs	42.33 oz
5 fennel bulbs	52.91 oz
6 fennel bulbs	63.49 oz

For the reverse conversion, see how many fennel bulbs are in an ounce.

Fennel conversion chart

The chart below shows how whole fennel bulbs (medium size) convert to cups, grams and ounces.

fennel bulbs	oz	cups	cups (US)	g	lb	kg
1 fennel bulb	10.58 oz	3.33 cups	3.49 cups (US)	300 g	0.66 lb	0.3 kg
2 fennel bulbs	21.16 oz	6.67 cups	6.98 cups (US)	600 g	1.32 lb	0.6 kg
3 fennel bulbs	31.75 oz	10 cups	10.47 cups (US)	900 g	1.98 lb	0.9 kg
4 fennel bulbs	42.33 oz	13.33 cups	13.95 cups (US)	1200 g	2.65 lb	1.2 kg
5 fennel bulbs	52.91 oz	16.67 cups	17.44 cups (US)	1500 g	3.31 lb	1.5 kg

Fennel varieties and best uses

The conversions above are the same whatever variety you use; the difference is what each is good for. Here is how the common fennel varieties compare.

Variety	Best for
Florence (Romanesco)	Roasting and salads: large round bulb, crisp and sweetly anise-scented.
Zefa Fino	All-purpose: reliable round bulb that resists bolting, good raw or cooked.
Perfection	Braising and slaws: sweet, tender bulb fennel with a mild aniseed flavour.

Which should I pick?

For roasting, braising, and shaving raw into salads, Florence fennel (the round supermarket bulb) is the one to buy: crisp, anise-scented, and widely stocked. No named variety? Most shops sell it as fennel and it works for any recipe. Romanesco and Zefa Fino are reliable round-bulb types for the garden, and Perfection is another sweet, bolt-resistant bulb fennel.

Frequently Asked Questions

How many ounces is one medium fennel bulb?: One medium fennel bulb is about 10.58 ounces, a small one about 7.05 ounces and a large one about 15.87 ounces. Fennel bulbs vary in size, which is the main reason a recipe that counts fennel bulbs can still vary in weight. Set the size selector to match what you have, then read the exact figure for any count above. Open the fennel converter
What is the average fennel bulb weight in ounces?: The average, or medium, fennel bulb weighs about 10.58 ounces. A small one is closer to 7.05 ounces and a large one closer to 15.87 ounces, so fennel bulbs vary a fair amount by size. Set the size selector above to match what you have, then read the exact ounces figure for any count.
Which fennel variety should I use?: For roasting, braising, and shaving raw into salads, Florence fennel (the round supermarket bulb) is the one to buy: crisp, anise-scented, and widely stocked. No named variety? Most shops sell it as fennel and it works for any recipe. Romanesco and Zefa Fino are reliable round-bulb types for the garden, and Perfection is another sweet, bolt-resistant bulb fennel.

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