Zonnehoed 'Magnus'

Echinacea purpurea 'Magnus'

Engels: Purple coneflower 'Magnus'

perennialAsteraceae

Zonnehoed 'Magnus' (Echinacea purpurea 'Magnus') is a perennial from the Asteraceae family that grows up to 100cm tall. This plant thrives in full sun to partial shade and requires low maintenance. Blooms in summer and late summer with pink, purple flowers and attracts bees and butterflies and birds.

Hoogte

80–100 cm

Breedte

40–50 cm

Zonligging

full sun, partial shade

Waterbehoefte

moderate

Grondsoort

loam, sandy soil, clay soil

Onderhoud

low maintenance

Bloeitijd

summer, late summer

Bloemkleuren

pink, purple

Ecologische waarde

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Verzorgingskalender

Taak	Jan	Feb	Mrt	Apr	Mei	Jun	Jul	Aug	Sep	Okt	Nov	Dec
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Care tips

Planting

Echinacea purpurea 'Magnus' thrives in full sun but tolerates partial shade, though flowering may be less prolific in shadier spots. It adapts to a wide range of soil types—loam, sandy soil, and even clay—provided drainage is reasonable. Heavy clay benefits from the addition of grit or well-rotted compost to improve structure and prevent waterlogging, which can rot the crown. Plant container-grown specimens in March, April, May, September, or October. Avoid planting during summer heat or when the ground is frozen or waterlogged. Dig a hole slightly wider than the root ball and to the same depth, so the crown sits level with the surrounding soil surface. Planting too deep encourages rot. Space plants 45 cm apart to allow for their mature spread of 40–50 cm and to ensure good air circulation, which helps prevent mildew. Backfill with the excavated soil, firming gently to eliminate air pockets, then water thoroughly to settle the roots. A 5 cm layer of well-rotted compost or bark mulch around the base helps retain moisture and suppress weeds, but keep mulch a few centimetres clear of the crown itself to reduce the risk of fungal problems. If planting in autumn, the roots will establish over winter ready for strong growth in spring. Spring plantings need more attention to watering during their first summer. Echinaceas are deep-rooted once established, so initial watering is important to encourage roots to grow downward. Staking is rarely necessary for 'Magnus', which has sturdy stems, but in very exposed or windy sites a single cane may help support young plants in their first season.

Pruning

Echinacea 'Magnus' benefits from light pruning at two points in the year: March and November. The approach differs depending on the season and your garden priorities. In November, after flowering has finished and the first frosts have blackened the foliage, you can cut back the spent stems to around 10 cm above ground level. However, many gardeners prefer to leave the seed heads standing through winter. The dried cones provide food for goldfinches and other seed-eating birds, and the architectural skeletons look attractive rimmed with frost. If you choose to leave them, defer cutting back until March. In March, before new growth emerges in earnest, cut back any remaining dead stems to just above the crown. Use clean, sharp secateurs to make neat cuts. Remove all the previous year's growth but take care not to damage the new shoots, which will be visible as small green rosettes at the base. This is also the time to tidy up any winter damage and clear away dead leaves or debris around the crown, which can harbour slugs and disease. Deadheading during the flowering season—from mid-summer into late summer—is optional. Removing spent blooms as they fade encourages a few more flowers and keeps the plant looking tidy, but it's not essential for the health of 'Magnus'. If you want to balance wildlife value with a longer display, deadhead some stems and leave others to set seed. Echinaceas do not require the hard pruning or shaping needed by shrubs; a simple annual cut-back is all that's necessary.

Maintenance

Echinacea 'Magnus' has moderate water needs. Once established, it tolerates short dry spells thanks to its deep taproot, but performs best with consistent moisture during spring and summer, especially in free-draining sandy soils. Water deeply during prolonged dry periods rather than little and often, encouraging roots to grow downward. In autumn and winter, natural rainfall is usually sufficient; avoid overwatering, particularly on clay soils, as wet conditions in winter can cause crown rot. Feed in April and May to support strong growth and abundant flowering. A general-purpose granular fertiliser such as blood, fish and bone, applied according to packet instructions, is ideal. Scatter it around the base of the plant and lightly fork it into the soil surface, then water in. Avoid high-nitrogen feeds, which promote leafy growth at the expense of flowers. A spring mulch of well-rotted compost also provides a gentle nutrient boost. Echinacea 'Magnus' is fully hardy across zones 3–9 and needs no winter protection in temperate Europe. The crown is dormant below ground from late autumn until early spring. Ensure good drainage to prevent winter rot, particularly on heavy soils. Common problems include powdery mildew, especially in dry summers or crowded plantings—ensure adequate spacing and water at the base rather than overhead. Slugs and snails may damage emerging shoots in spring; use organic pellets, barriers, or hand-pick in the evening. Aphids occasionally cluster on flower buds but are rarely serious; a strong jet of water or encouraging natural predators such as ladybirds usually resolves the issue. Echinaceas are otherwise robust and low-maintenance once settled.