How to Grow Shallots: Plant One Bulb, Harvest a Cluster

GardenDraft Team · August 27, 2026 · Updated August 1, 2026 · 8 min read

Part of: Garden Planning Guides · How to Grow Vegetables — Crop Guides A–Z

Shallots are the gourmet member of the onion family — milder, sweeter, and more refined than a regular onion, with a hint of garlic. They're also one of the most satisfying things to grow, because they multiply: plant a single bulb and it divides underground into a whole cluster, so you harvest far more than you sow. If you can grow garlic, you can grow shallots the same easy way.

Sets or seed: two ways in

Most gardeners grow shallots from sets — individual bulbs that divide into clusters — because it's foolproof and keeps a strain going year after year. The classic French red and Dutch yellow types are grown this way and run about 90 to 120 days from planting to lifting. The alternative is seed-grown shallots, modern hybrid types sown like onion seed; they take a touch longer (roughly 85 to 127 days by catalog), don't carry over any disease the way saved bulbs can, and each seedling grows a single large bulb rather than a cluster. Seed is cheaper per plant and worth it for big plantings; sets are simpler and self-renewing. If you're starting seed, treat it like onions: sow indoors 8 to 12 weeks ahead, and expect around 70 percent germination from fresh seed.

Plant shallot bulbs, and let them multiply

Shallots are usually grown from sets (individual bulbs) rather than seed, and the method mirrors garlic. Split a cluster into its individual bulbs and plant each one pointy-end up, just below the surface with the tip near soil level, about 6 inches apart. Each bulb you plant multiplies into a cluster of six or more new shallots over the season, which is the whole charm of the crop. Save a few of your best bulbs from each harvest to replant and you can keep a patch going indefinitely without buying more.

Fall or early-spring planting

Like garlic, shallots can be planted in fall in most regions for the biggest bulbs (they overwinter as small plants and surge ahead in spring) or in early spring as soon as the soil can be worked where winters are severe. Give them full sun and loose, rich, well-drained soil; soggy ground rots the bulbs. They're shallow-rooted, so keep the bed weed-free and evenly watered while the bulbs are sizing up, then ease off on water as they near maturity to help them firm up for storage.

Exact spring timing, and spacing by the square

For spring planting, the catalog window is 2 to 4 weeks before your last frost for seed-started transplants, and sets can go in on the same schedule — young shallot plants tolerate down to the low 20s°F, so cold snaps after planting are no threat. In a square-foot bed the catalog spacing is 4 to 6 inches, which works out to 4 to 9 shallots per square foot — plant sets at the wider end so each has room to become a cluster, and seed-grown singles at the tighter end. Depth matters more than precision spacing: a set buried deep rots, while one sitting proud dries out or gets tugged up by birds. Tip just at the soil surface is the mark.

Fall planting, done properly

Where winters are moderate, fall planting is the shallot's best trick, and it works exactly like garlic's: set bulbs out in mid-to-late fall, a few weeks before the ground freezes, so they root thoroughly without pushing much top growth. They'll sit as stubby green sprouts through winter, then bolt ahead of any spring planting the moment the soil warms, lifting in early summer with noticeably bigger clusters. Two details make the difference. First, mulch the fall bed a few inches deep with straw or shredded leaves once the ground cools — not to keep the bulbs warm, but to stop freeze-thaw cycles from heaving them out of the soil, the classic fall-allium failure. Pull the mulch back from the tips in early spring. Second, plant a touch deeper in fall than in spring — an inch of soil over the tip instead of a bare covering — for the same anti-heave insurance. In the coldest zones (roughly where garlic itself struggles unmulched), skip the gamble and plant in early spring instead; the bulbs will be somewhat smaller, but the crop is certain.

How many to plant

The multiplication does pleasant things to the math. One planted set returns a cluster of four to eight bulbs, so a single pound of sets — roughly 25 to 30 bulbs — yields several months of cooking shallots plus next year's seed stock. A 4-foot row of a square-foot bed at 9 per square holds three dozen plants in a footprint most gardens can spare. Plant more than you think you'll cook: cured shallots keep so well that the surplus stores instead of spoiling, and the best clusters become next fall's planting stock for free.

Feeding and in-season care

Shallots are light feeders compared with the big onions, but they respond to a bed built on compost and an even nitrogen supply early on, while the plants are making leaves — every leaf translates into another layer of bulb. Stop feeding by early summer: late nitrogen grows lush necks that won't cure and don't store. The two chores that actually move the needle are weeding (shallow roots lose badly to weeds, so hoe lightly and mulch) and the end-of-season water taper. If a plant throws a flower stalk, snap it off and use that bulb first; it won't keep.

Harvest and cure for storage

Shallots are ready in early-to-midsummer when the tops yellow and flop over, the same signal as onions and garlic. Loosen them with a fork and lift the whole clusters. The key to shallots that keep for months is curing: spread them somewhere warm, dry, and airy out of direct sun for a couple of weeks until the skins are papery and the necks fully dry, then brush off the soil and trim the tops. Properly cured, shallots store longer than most onions — often well into winter in a cool, dry spot.

Troubleshooting the patch

Shallots inherit the onion family's short pest list. Onion thrips rasp silvery streaks into leaves in hot, dry spells — a hard spray of water and healthy spacing usually keep them below the level that matters. Onion root maggots occasionally tunnel bulbs where alliums grow in the same ground year after year; the fix is rotation, never following onions, garlic, or leeks with shallots for a couple of seasons. The real losses are almost always to rot: waterlogged soil, sets planted too deep, or bulbs cured badly. Plant shallow in drained ground and cure thoroughly, and you may never lose a bulb. One more family trait worth using: extension companion guides credit shallots with the same scent-masking effect as onions against carrot rust fly, which makes them a sensible neighbor for carrots in a companion planting plan.

Easy and largely pest-free

Shallots share the onion family's occasional pests (thrips, the odd onion maggot) but are generally trouble-free and, like their relatives, their scent helps deter pests from neighboring crops as a companion plant. Between the easy planting, the multiplying harvest, and the long storage, they're one of the highest-reward, lowest-effort crops you can put in. Save your best clusters for replanting, store the rest somewhere cool and dry, and plan your fall or spring planting on the planting calendar.