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Ferula (Giant Canary Fennel)

Canary and Mediterranean Giant Fennel are summer dormant perennials with impressively tall inflorescences of broad greenish-yellow flower umbels, emerging from a perennial, broad basal rosette of ornamental, finely dissected, aromatic, light green leaves. Excellent container plants in an unheated greenhouse or cold wintergarden, or in a protected spot outside with some additional frost protection (e.g. a dry mulch layer) in winter. For any rich, well drained soil in a sunny spot.
Sow seeds flat in any humus rich, well drained soil in a sunny spot. Keep seedlings very sunny, especially if sowed in winter months. All species will gai flowering size within some 2 to 4 years, depending on cultivation conditions.
All are USDA Climate Zone 7/8.
10 seeds per package.
Ferula communis (Giant Mediterranean Fennel)

Ferula communis (Giant Mediterranean Fennel)

2 (4)m, Giant Mediterranean Fennel is a herbaceous, summer dormant, Mediterranean perennial with an impressively tall inflorescence above most ornamental, very large, finely dissected leaves. For a any rich, well drained soil in a protected spot in full sun. V-VII.

Ferula linkii (Giant Canary Fennel)

Ferula linkii (Giant Canary Fennel)

200 (350)cm, Giant Canary Fennel is the tallest of all Ferula species and if only by its size among the most decorative ones. Native from the pine forest to the subalpine zone growing in rich, well drained, rocky soil in full sun to partial shade. Seeds from a subalpine population of Tenerife at some 1920m which might be tried in a protected, sunny spot in the garden in areas with a milder climate in Central Europe and from the upper succulent shrub on Gran Canaria. V-VI.