Bieslook

Allium schoenoprasum

Engels: Chives

herbAmaryllidaceae🇳🇱 InheemsEetbaar

Bieslook (Allium schoenoprasum) is a native to the Netherlands, edible herb from the Amaryllidaceae family that grows up to 40cm tall. This plant thrives in full sun to partial shade and requires low maintenance. Blooms in late spring and early summer with purple, pink flowers and attracts bees and butterflies.

Hoogte

20–40 cm

Breedte

15–25 cm

Zonligging

full sun, partial shade

Waterbehoefte

moderate

Grondsoort

loam, clay soil

Onderhoud

low maintenance

Bloeitijd

late spring, early summer

Bloemkleuren

purple, pink

Ecologische waarde

Trekt bijen aan

🦋 Trekt vlinders aan

Verzorgingskalender

Taak	Jan	Feb	Mrt	Apr	Mei	Jun	Jul	Aug	Sep	Okt	Nov	Dec
🌱Planten
✂️Snoeien
💧Bemesten
🍎Oogsten

Care tips

Planting

Chives thrive in full sun or partial shade and tolerate a wide range of soils, though they perform best in loam or clay that retains some moisture without becoming waterlogged. Before planting, work in a generous amount of well-rotted compost or manure to improve soil structure and fertility, especially if your ground is heavy clay or prone to drying out. Plant chives outdoors in April or May, once the risk of hard frost has passed. You can sow seed directly into the ground, but germination is slow and results can be patchy, so most gardeners prefer to buy small plants or divide an existing clump. Space plants 15 cm apart to allow each to develop into a neat, grassy clump. If sowing seed, scatter thinly in shallow drills about 1 cm deep, then thin seedlings to the final spacing once they're large enough to handle. When planting pot-grown chives, dig a hole slightly larger than the root ball, settle the plant at the same depth it was growing in its pot, and firm the soil gently around the base. Water in well to help roots establish. Chives also grow happily in containers—choose a pot at least 20 cm across and fill it with multipurpose or loam-based compost. After planting, water regularly for the first few weeks until you see strong new growth. A light mulch of compost around the base helps retain moisture and suppresses weeds, but keep it clear of the stems to avoid rot. Chives are hardy perennials and will die back in winter, reappearing reliably each spring.

Pruning

Chives don't require traditional pruning, but regular cutting keeps the plants productive, tidy, and encourages fresh, tender growth. The main "pruning" periods are April, May, and August, which correspond to key moments in the plant's growth cycle. In April and May, as new shoots emerge strongly, begin harvesting by cutting leaves down to about 2–3 cm above soil level. Use sharp scissors or garden snips and take whole clumps rather than snipping individual blades here and there, which leaves the plant looking ragged. Cutting a section right down stimulates a flush of new growth within a couple of weeks. Rotate which parts of the clump you harvest so the plant never looks bare. Chives flower in late spring and early summer, producing attractive purple or pink pompom blooms that are edible and loved by pollinators. However, once flowering finishes, the foliage can become coarse and the plant's energy goes into seed production rather than leaf growth. In August, cut the entire plant back hard—down to 5 cm or so—to rejuvenate it. This encourages a fresh crop of tender leaves for autumn harvesting and tidies up any yellowing or spent foliage. If you want to prevent self-seeding or keep the leaves at their best, deadhead flowers as they fade. Alternatively, leave a few blooms for the bees and salads. Every three to four years, lift and divide congested clumps in spring to maintain vigour.

Maintenance

Chives are low-maintenance once established, but consistent moisture and a light feeding regime keep them lush and productive. Water moderately throughout the growing season, aiming to keep the soil evenly moist but not saturated. In dry spells—especially during May to August when you're harvesting regularly—water once or twice a week. Chives tolerate short dry periods but the leaves become tough and sparse without adequate moisture. In autumn and winter, rainfall is usually sufficient and the plant becomes dormant. Feed once in April as growth resumes. Scatter a general-purpose granular fertiliser (such as blood, fish and bone or Growmore) around the base of each clump, or apply a liquid feed if growing in containers. Avoid high-nitrogen feeds later in the season, which can promote soft growth vulnerable to winter cold, though chives are extremely hardy (zone 3a–9b) and rarely suffer frost damage. Mulch lightly with garden compost in spring to suppress weeds and retain moisture, but keep mulch away from the crown to prevent rot. Chives have few pest or disease problems. Occasionally rust (orange pustules on leaves) can appear in humid conditions—remove affected foliage promptly and improve air circulation. Aphids sometimes cluster on flower stems; a strong jet of water or an insecticidal soap usually resolves this. Chives die back completely in winter. Leave the dead foliage in place until early spring to protect the crown, then clear away the old growth as new shoots appear. Clumps become congested after a few years; lift, divide, and replant in spring to rejuvenate them.