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Broccoli Seeds

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Peaceful Valley Fulfilled by Seedtime
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Calabrese is the original Italian broccoli — a hardy heirloom producing beautiful, deep blue-green heads with a clean, sweet flavor and satisfying ...

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Organic
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High Mowing Fulfilled by Seedtime
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A top-performing F1 broccoli delivering large, domed blue-green heads with excellent dome integrity and a generous bead size. Exceptional side-shoo...

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Organic Heir/OP
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High Mowing Fulfilled by Seedtime
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An Italian heirloom prized for abundant side-shoot production that continues well after the central head is harvested. De Cicco produces smaller, l...

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Organic Heir/OP
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High Mowing Fulfilled by Seedtime
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The dependable heirloom broccoli standard — large, domed, blue-green heads with excellent side-shoot production after main head harvest. Waltham 29...

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Organic
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High Mowing Fulfilled by Seedtime
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A vigorous F1 broccoli that withstands a wide range of environmental conditions, delivering consistent large blue-green heads with excellent dome i...

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Heir/OP
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MIgardener Fulfilled by Seedtime
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Waltham 29 Broccoli is a cold-resistant heirloom developed at the University of Massachusetts that excels at fall planting — producing large, firm,...

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MIgardener Fulfilled by Seedtime
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Purple Sprouting Broccoli is a classic British heirloom that produces stunning dark purple florets over an extended harvest season — when eaten fre...

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MIgardener Fulfilled by Seedtime
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Spring Rapini is the bold, intensely flavored Italian brassica that rewards adventurous cooks with bitter, peppery greens that are absolutely essen...

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MIgardener Fulfilled by Seedtime
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De Cicco Broccoli is a prolific Italian heirloom that produces small to medium central heads and then keeps delivering tender side shoots for weeks...

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Organic Heir/OP
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High Mowing Fulfilled by Seedtime
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A Chinese broccoli (gai lan) prized in Asian cuisine for its tender stems, small flower buds, and deep green leaves with a pleasantly bitter, brocc...

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Southern Exposure Fulfilled by Seedtime
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An Italian heirloom selected by Italian gardeners and introduced to the seed trade between 1914 and 1918, Calabrese Green Sprouting broccoli produc...

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Organic
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Southern Exposure Fulfilled by Seedtime
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One of the earliest broccoli raab varieties to mature, Sorrento produces uniform 3 to 4 inch florets with flavorful leaves and stems that can be ha...

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Southern Exposure Fulfilled by Seedtime
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De Cicco produces a central head ranging from 3 to 6 inches in diameter, followed by side sprouts that extend the harvest period considerably. Medi...

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Broccoli Seeds for Planting: Classic Heads, Sprouting Types, and Leafy Shoots

Broccoli is a cool-season classic, and homegrown heads taste noticeably sweeter than anything from the store. Our collection of broccoli seeds covers traditional Calabrese heads, hybrids bred for uniform crowns, sprouting types that keep producing for weeks, Romanesco with its spiraling chartreuse heads, and leafy cousins like broccoli rabe and Kailaan. Filter by days to maturity and cold tolerance to match a spring or fall planting, and by container-friendly if you're short on bed space.

Broccoli Seed Varieties: Calabrese, De Cicco, Romanesco, and More

Calabrese is the standard garden broccoli, with a solid main head followed by plenty of side shoots, and Waltham 29 is a long-time favorite for cool fall weather. De Cicco is an heirloom that makes a modest head and a long run of side shoots, which suits gardeners who like to pick a little at a time. Belstar F1 and Covina F1 are hybrids bred for dependable, even heads. Purple Sprouting produces tender violet shoots that turn green when cooked, and Romanesco offers spiral, lime-green heads that are as striking as they are mild. If you like a little bitterness, Broccoli Rabe, Spring Rapini, and Sorrento Broccoli Raab grow faster than full-sized heads, while Kailaan Sprouting Broccoli gives you thick, tender stems and small florets for stir-fries.

Growing Broccoli from Seed: Time It for Cool Weather

With broccoli, timing is nearly everything. For a spring crop, start broccoli from seed indoors about six to eight weeks before your last frost and transplant two to three weeks before that date. For a fall crop, sow ten to twelve weeks before your first fall frost, which usually means midsummer. Seeds sprout in about a week to ten days, and young plants shrug off light frost, but sustained heat is the real enemy, so count backward from the warm weather you want heads to beat. The Seedtime garden planning software builds a planting calendar around your frost dates for both seasons, and the garden journal is a handy place to note which varieties handled your first warm spell best.

Buy Broccoli Seeds Online with One Shipping Charge

When you buy broccoli seeds online here, you can add seeds from multiple suppliers to the same order and pay one flat shipping charge, or qualify for free standard shipping on Seedtime-fulfilled orders of $49 or more to the lower 48 states. Paid Seedtime members get 20% off seed packets marked "Fulfilled by Seedtime" and 5% off everything else in the store. You can start planning for free, and if you want unlimited calendars and layouts along with those store discounts, compare Seedtime's plans to find the right fit. Whether you want a single broccoli seed packet or a lineup of broccoli seeds for planting across spring and fall, it all ships together.

Frequently Asked Questions

Why did my broccoli make a tiny head or flower early?

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That's usually buttoning or bolting, and stress is the cause. Heat spells, cold snaps, seedlings left too long in small pots, and crowded plants can all trigger a plant to make a small premature head before it has grown enough leaves to support a full one. Transplant sturdy, not rootbound, seedlings at the right time, keep the soil evenly moist, and mulch to keep roots cool.

When do I cut the head, and will the plant keep producing?

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Cut the main head while the buds are still tight and dark green, before any yellow flowers open, since flavor drops off quickly once they do. Leave the plant in the ground after cutting, and it will send up smaller side shoots for several more weeks. Harvest those the same way, when the florets are plump but before the stems stretch.

What is eating my broccoli leaves?

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Most often it's cabbage worms, the small green caterpillars of the cabbage white butterfly, or aphids clustered on tender shoots. Lightweight row cover keeps the butterflies off from the start, caterpillars can be picked by hand, and a strong spray of water knocks aphids off. Check the undersides of leaves regularly, since damage is easiest to stop early.