'Lutetia' is a vigorous herbaceous perennial forming a clump up to 60cm high with sturdy stems, narrow leaves, and long-lasting starry flowerheads 5cm across with thin rays of pale lilac--blue and yellow centres from late summer to autumn
0.5-1 metres
0.5-1 metres
| Season | Stem | Flower | Foliage | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
Grow in any well-drained soil; will do better in alkaline soil than in acidic soil; will do best in full sun but will also grow in light shade
Propagate by division in spring; regular division helps to keep plants healthy and vigorous but is only necessary every few years
No pruning required, except cutting stems close to the ground at the end of winter
May be susceptible to slugs, snails, leaf and bud eelworm and aphids
May be susceptible to aster wilt, foot rot, leaf spots, grey moulds, and sclerotinia diseases; said to be resistant to powdery mildews