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Perennial Varieties Page 6 of 327 containing Perennial Varieties 2609 Varieties Listed in Total 6 7 8 9 10 11 12 13 14 15 
Aconitum rotundifolium Thrives in most soils and in the light shade of trees[1]. Grows well in heavy clay soils. Prefers a moist soil in sun or semi-shade[200]. Prefers a calcareous soil.
Grows well in open woodlands[1, 4].
Members... [MORE] Aconitum septentrionale Thrives in most soils and in the light shade of trees[1]. Grows well in heavy clay soils. Prefers a moist soil in sun or semi-shade[200]. Prefers a calcareous soil.
Plants are hardy to about -25°c[187].
Grows... [MORE] Aconitum uncinatum Thrives in most soils and in the light shade of trees[1]. Grows well in heavy clay soils. Prefers a moist soil in sun or semi-shade[200]. Prefers a calcareous soil.
Members of this genus seem to be immune to t... [MORE] Aconitum violaceum We have very little information on this species and do not know if it will be hardy in Britain, though judging by the native range of the plant it should succeed outdoors in many parts of the country. It is a p... [MORE] Acorus calamus Prefers growing in shallow water or in a very moist loamy soil[200]. Requires a sunny position[200]. Prefers a pH in the range 5.5 to 7.5.
Plants are hardy to about -25°c[187].
The sweet flag has a long histo... [MORE] Acorus gramineus Grows well in shallow water margins of ponds etc[1, 2], though it can also succeeds in drier habitats[56]. Requires a sunny position[200].
A very ornamental plant, there are some named varieties[208, 238]. The... [MORE] Acourtia microcephala Requires a freely draining gritty soil, preferably of fairly low fertility, and a position in full sun[200]. Dislikes winter wet.
Plants are not very hardy outdoors in Britain, though they should succeed in th... [MORE] Actaea alba Tolerates most conditions[233], but prefers a humus-rich moist soil in light shade[200, 233].
Grows best in the wild or woodland garden[200].
This species is closely related to A. rubra[200].... [MORE]
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Page 6 of 327 containing Perennial Varieties 2609 Varieties Listed in Total
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