Agastache cana - Hoary Balm Of Gilead

Habitat

Exposition

Plein soleil

Humidité

Sol sec à moyen.

Sol

Sol léger à moyen. Nécessite un sol drainant.

pH

Sol acide ou calcaire

Rusticité

Zone 9

Habitat originel

Dry slopes in the mountains[187].

Origine géographique

South-western N. America - Texas to New Mexico.

Comestibilité

• Leaves - used as a flavouring [2, 105].
• A very fragrant flavour [183].

Culture

• Prefers a sunny sheltered position and a well-drained sandy loam enriched with leaf-mould [111, 200].
• Best if given a hot dry position in full sun [187].
• Plants are only hardy in the milder areas of Britain[111, 233], tolerating temperatures down to about -5°c [200].
• Another report says that they are hardy to about -20°c [187].
• Plants are short-lived [233].
• Une bonne plante pour les abeilles .

Propagation

• Graines - semez au printemps sous serre et recouvrez à peine les graines .
• The seed usually germinates in 1 - 3 months at 13°c [133].
• Prick out the seedlings into individual pots when they are large enough to handle and grow them on in the greenhouse for their first year .
• Plantez les à la fin du printemps ou au début de l'été [K].
• Division au printemps .
• Fairly simple, if large divisions are used it is possible to plant them straight out into their permanent positions .
• Basal cuttings of young shoots in spring [111].
• Harvest the young shoots when they are about 10 - 15cm tall and pot them up in a lightly shaded position in a greenhouse .
• They should root within 3 weeks and can be planted out in the summer or following spring .