How to Plant Shallot Bulbs | Set Them Right, Harvest Big

Planting shallot bulbs is a straightforward job once you know the basics: full sun, loose well-drained soil, and shallow depth. Whether you’re putting in a spring crop or a fall one, the same rules apply — separate the clusters, set each bulb with the root plate down, and barely cover the tip. Get that right, and you’re most of the way to a good harvest. If you’re still deciding on varieties, our roundup of the best shallot bulbs for planting covers the options worth your garden space.

When To Plant Shallot Bulbs

Timing depends on your climate. In early spring, plant as soon as the soil can be worked — usually a few weeks before the last frost. In mild climates with gentle winters, a fall planting works well, set about 4–6 weeks before the first hard freeze, when the soil is workable and not waterlogged.

For cold-winter regions, spring planting is the safer call. If the ground freezes hard early, fall-planted bulbs may not establish before dormancy. Either way, shallots are cool-season crops; avoid setting them into cold, wet soil or waiting so long that summer heat arrives before they mature.

Spacing, Depth, And Soil For Shallots

Shallots grow best in loose, loamy, well-drained soil with plenty of organic matter. Before planting, break up the bed and work in compost if your soil is heavy. If the soil is dry, water the bed a day ahead, then plant.

Spacing and depth guidance is consistent across university extensions. Utah State University Extension recommends planting sets 1–2 inches deep and 3–6 inches apart. Oregon State University notes 3–4 bulbs per foot, with rows 18–24 inches apart, and sets placed 1 inch deep with the root plate down. The RHS suggests spacing 6–8 inches apart in rows 10–12 inches apart, with the tip just showing at the surface.

Here’s the simple version that works in most gardens:

• Depth: 1–2 inches, or shallow enough that only the tip is visible.
• Spacing: 4–6 inches apart in the row; widen to 6–8 inches if you want larger bulbs.
• Rows: 10–12 inches apart, or up to 18–24 inches for wider beds.
• Orientation: pointed end up, root plate (the flat base) down.

How To Plant Shallot Bulbs Step By Step

Shallot bulbs arrive in clusters. Separate them into individual bulbs first — planting them clustered reduces bulb development. Then follow this sequence:

1. Prepare the bed. Loosen the soil and rake it level. Work in compost if needed.
2. Set each bulb. Press it into the soil pointed end up, root plate down, 1–2 inches deep.
3. Cover lightly. Most of the bulb should be buried, but the tip should stay at or just above the surface. Planting too deeply is a common mistake.
4. Firm the soil. Pat it gently around each bulb to remove air pockets.
5. Water in. Water gently after planting, then keep the bed evenly moist — never soggy. Shallots rot in standing water.

Oregon State University’s guidance says the root plate goes down “if possible,” which is worth knowing when a bulb is oddly shaped. When the soil is dry, a light mulch helps retain moisture in hot weather; in cold regions, mulch can protect fall-planted bulbs from frost. Some gardeners skip mulch over the bulbs themselves so sprouts push through easily — local conditions decide that one.

For containers, the University of California’s agriculture division recommends spacing 6 inches apart with roots down and pointed tips just poking out of the mix. The same shallow-depth rule applies.

If you’re starting from seed instead of bulbs, sow in April or early May, ¼–½ inch deep in rows 12–18 inches apart, then thin seedlings to 2–4 inches apart, per Utah State University Extension.

One more thing to avoid: don’t plant shallots in ground that recently grew onions, garlic, or other alliums. Disease and pest problems build up in that soil; avoid it for about three years.

Once your bulbs are in the ground and the tips are showing, the hard part is done. Water consistently, keep the weeds down, and you’ll be pulling shallots within a few months. For a head start on choosing the right variety for your garden, check out our curated list of shallot bulbs for planting.