Knautia macedonica is a popular perennial, bearing crimson, pincushion-like flowers on slender, branched stems from July to September.
Can you take cuttings from Knautia?
It is possible to propagate Knautia by seed or basal cuttings in spring.
Is Knautia a good cut flower?
Field scabious, Knautia arvensis, is an attractive wildflower, bearing pin-cushion-like flowers in the palest lilac, on tall, wiry stems. Perfect for the herbaceous border or a wildflower meadow, its blooms are adored by bees and butterflies. It makes an excellent cut flower.
How tall is Knautia?
Blooming from early summer to fall, Knautia grows in upright clumps, up to 18-36 in. tall (45-90 cm) and 18-24 in. wide (45-60 cm).
Is Knautia a perennial? – Related Questions
Can Knautia grow in shade?
They grow well in either full sun or partial shade. This is a long-lasting flower once cut and also lasts well out of water so would make a good addition to the buttonholes if you are thinking of growing your own wedding flowers.
Can you grow Knautia in pots?
Avoid wet and waterlogged soils. Knautia macedonica will grow happily in a container of peat-free compost, in the sunshine, on the patio.
Are Knautia Hardy?
macedonica is totally hardy and will grow in most soils including alkaline ones. The soil needs to be well drained but not necessarily improved. Siting in full sun ensures maximum flower production from July into September and removing old flower heads and stalks will help encourage more later flowers.
Does Knautia self seed?
The scabious-like Knautia macedonica is a lovely light perennial that will drift and seed as it pleases if it likes your soil. Generally poor, light soils are best for self- seeding. The fine stems can tower to 1.5 metres (5ft) or so.
How big do Knautia grow?
Knautia macedonica is an upright, clump-forming, somewhat short-lived perennial which typically grows 1.5-2′ tall. Features deep purplish-red, domed, scabiosa-like flower heads (to 1.5″ across) atop slender, branching stems. Deep green leaves are lightly lobed at the base of the plant, but deeply divided higher up.
What is the difference between Knautia and scabiosa?
Note that Scabiosa species have a five-lobed corolla and a membranous envelope around each flower (the latter is obvious as the seedheads develop), while Knautia species have a four-lobed corolla and no membranous envelope around each flower.
How do I support Knautia?
Garden care: Support with twiggy pea sticks or brushwood well before the flowers appear. Cut down to the ground in autumn. This plant is susceptible to powdery mildew. To help prevent this, mulch with well rotted manure or compost in autumn and keep it well watered.
Does scabious like full sun?
Scabiosa are best positioned in an area of full sun.
What is the lifespan of scabiosa?
They are charming in bouquets. They have a good vase life of 5 -7 days.
Do scabiosa come back every year?
Scabiosa species come in both annual and perennial types, with even a few biennials squeezed in between.
Is scabiosa invasive?
Listed as invasive in Chile (offshore islands) and New Zealand: www.hear.org/pier/species/scabiosa_atropurpurea.htm Additional information on close relative: Field scabious (Knautia arvensis) is in a genus closely related to Scabiosa, and is considered a noxious weed in British Columbia under the BC Weed Control Act,
Should scabiosa be cut back?
Cut the Scabiosa plants back at the end of the growing season in autumn. It is necessary to divide the plants every two or three years to maintain vigorous growth. If you require more plants then divide perennial Scabiosa at the start of spring, or take cuttings in the summertime.
How do you keep scabiosa blooming?
Deadhead plants to encourage more flowering. In cold parts of our region, cover plants with bark mulch or pine boughs to protect them from the winter’s cold. Scabiosa can grow in a perennial flower border, cottage garden, rock garden or wildflower meadow.
Do scabiosa like shade?
Scabious should be grown in full sun, but will tolerate partial shade, in moist but well-drained soil.
Do scabiosa bloom all summer?
Beyond looking beautiful and unique, scabiosa flowers also attract useful pollinators to the garden, such as bees and butterflies. With just a bit of care, they’ll bloom all throughout the summer and into early fall, enlivening your garden with ease.
Can you grow scabiosa in pots?
The flowers, as the common name suggests, are highly attractive to butterflies and bees and make great cut flowers or can be used for dried flower arrangements. Plants are fully hardy and can be used in both beds and borders or pots and containers.
