5.2 Perennials
5.2 Perennials
5.2 Perennials
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38<br />
Anemone blanda Schott R. Kotschy<br />
Greek anemone, anemone<br />
per. -21° to -15° C May 10-15 cm<br />
Notes: sun or part shade; well-drained site.<br />
Anemone nemorosa L.<br />
European wood anemone, anemone, anemone sylvie<br />
per. -37° to -29° C Apr-May 20 cm<br />
Notes: white or purple single flowers<br />
p36<br />
PERENNIALS<br />
Anemone patens L.<br />
(syn. Pulsatilla patens (L.) Mill.)<br />
spreading Pasque flower, prairie crocus, anemone pulsatille<br />
per. -23° to -21° C Apr-May 30 cm<br />
Value for pollen: one of the first herbaceous plants to supply P on the prairies (found<br />
from Man. to Alta.) 72 .<br />
Notes: not commonly cultivated; has been used medicinally; prairies and exposed<br />
slopes, Arct., nw. USA. and Can., S. to beyond Can. limits 23 .<br />
Arabis caucasica Schlechtend.<br />
wall rock cress, arabette du Caucase<br />
per. -37° to -29° C Mar-Jul 15-25 cm NP<br />
Value for honey and pollen: one of the earliest flowering plants to yield N and P so<br />
freely.<br />
Notes: useful as a ground cover plant; needs sun or part shade.<br />
Armeria maritima (Mill.) Wild.<br />
(syn. Statice maritima Mill., S. armerica L. in part; Armeria vulgaris Wild.)<br />
common thrift, anndrie maritime<br />
per. -37° to -29° C mid May-mid Jun 15-30 cm<br />
Notes: grows well in waste land; requires sun.<br />
Asclepius L.<br />
milkweed, locoweed, silkweed, herbe a ouate, asclepiade<br />
per. Jun-Oct N(P?)<br />
Value for honey: HP1/2 1 ; many of these are considered valuable N sources 28 '72 ;<br />
important where persistent in fields, ditches, roadsides etc.; capable of contributing a<br />
significant amount of N to the honey flow when most other summer blooming plants<br />
are at an end 28 .<br />
Sometimes N collecting bees fatally trapped in flowers by strands attached to<br />
pairs of "pollinia" (P structures), characteristic of milkweeds. Several masses of pollinia<br />
may be inadvertently carried on a bee's body from flower to flower. Bees may be<br />
unable to remove the pollinia from their bodies and strands may become entangled in a<br />
milkweed flower. As a result, bees that are unable to escape starve to death 28 .<br />
Value for pollen: P grains are bound together in a waxy mass and probably not<br />
actively collected 50; P may be in a form that makes it unavailable for storing by<br />
bees 50and P structures may fatally entangle bees 50(see Value for honey above).<br />
Honey: light in colour, water-white from some spp. 16 ; excellent and mild flavour,<br />
cappings pearly-white and ideal for comb H production 28 ; hot thy weather makes pure<br />
H very thick and difficult to extract unless, warmed first in combs 8.