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Fast-growing vegetables to grow indoors

14 plants. Want to eat something soon? These crops go from sowing to first harvest in roughly six weeks or less, which makes them satisfying first grows and easy to slot between seasons.

Arugula / Rocket

Arugula is one of the quickest crops you can grow indoors and adds a peppery bite to salads. Cut young leaves and it bounces back for more.

Medium light Easy 30–40 days Pet-safe

Beet Microgreens

Beet microgreens are a colorful, earthy tray crop with red stems and a mild beet flavor. They take longer than most microgreens and germinate unevenly, so they suit growers with a little patience.

Medium light Moderate 14–21 days Pet-safe

Broccoli Microgreens

Broccoli microgreens are a mild, tender tray crop prized for their nutrient density. They grow much like other brassica microgreens and are ready in roughly a week and a half.

Medium light Easy 8–12 days Pet-safe

Fenugreek / Methi

Fenugreek, grown for the leaf as methi, is one of the fastest and most forgiving container crops there is — leaves in three to four weeks from seed across South Asian and Middle Eastern kitchens. The seeds double as a spice.

Bright light Easy 20–30 days Pet-safe

Komatsuna (Mustard Spinach)

Komatsuna is a fast, forgiving Asian green with a mild flavor between mustard and spinach, usable raw young or cooked when larger. It tolerates a wide range of conditions and is more heat- and cold-tolerant than many greens.

Medium light Easy 30–45 days Pet-safe

Mizuna (Japanese Mustard Green)

Mizuna is a fast Japanese mustard green with feathery leaves and a mild peppery bite, ideal for salads. It is one of the quicker indoor greens and regrows well after cutting.

Medium light Easy 30–45 days Pet-safe

Mustard Greens

Mustard greens are a fast, spicy leafy crop that grows much like arugula and adds a peppery kick. Harvest young leaves for milder flavor and the plant resprouts for more.

Medium light Easy 30–45 days Pet-safe

Mustard Microgreens

Mustard microgreens bring a sharp, spicy kick that the milder brassica trays do not, and they are just as fast and easy. Sow thickly, give a little light, and cut at the seedling stage in a week or two.

Medium light Easy 8–14 days Pet-safe

Pea Shoots

Pea shoots are one of the fastest and most beginner-friendly things to grow, going from dried peas to harvest in a couple of weeks. They need only modest light and taste sweet and fresh.

Medium light Easy 10–21 days Pet-safe

Radish

Radishes are the quickest win in indoor growing and great for impatient or first-time growers. Give them a deep-enough pot and bright light for crisp roots.

Bright light Easy 22–35 days Pet-safe

Radish Microgreens

Radish microgreens are about the easiest and fastest microgreen to grow, ready in roughly a week with a peppery, mustard-like bite. They germinate fast and forgive beginner mistakes.

Medium light Easy 6–10 days Pet-safe

Red Cabbage Microgreens

Red cabbage microgreens are one of the most striking trays you can grow — vivid purple stems, mild flavour, and the even, beginner-proof germination brassicas are known for. Ready in a week or two from a dense sowing.

Medium light Easy 8–14 days Pet-safe

Sunflower Microgreens

Sunflower microgreens are one of the most satisfying trays to grow — thick, crunchy, and nutty, ready in well under two weeks. Use black-oil sunflower seed and harvest at the first true-leaf stage.

Medium light Easy 8–12 days Pet-safe

Wheatgrass

Wheatgrass is the classic grow-it-on-the-counter crop for juicing, going from soaked grain to a cuttable mat in about a week with no sunny window needed. It doubles as cat grass, and it is non-toxic to pets.

Medium light Easy 7–12 days Pet-safe

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