VERBENA hastata 'Blue Spires'
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|Special Features:||North America: moist prairies, damp thicket.|
|Flower Colour:||dark blue|
|Natural Flowering Period:||June - September|
|Flowering:||First year flowering|
|Winter Hardiness Zones:||Z3 - Z8|
|Foliage:||lanceolate, serrate, conspicuously veined, green|
|Height with Flowers:||120 cm|
|Soil Requirements:||moist / average|
|Usage:||suitable for cutting|
|Portion weight:||0.1 Gram|
|Grams per 1000 seeds:||0.30303 Gram|
|Seeds per Gram
(does not correspond to the number of plants!):
|Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
(8) These perennial seeds germinate very irregularly over a long period. Lower temperatures of less than +5°C [41°F] are very effective. Seed trays should not be discarded prematurely. Constant moisture must be maintained. Do not leave in direct sunlight. For Alstroemeria we recommend to keep sowing for 3 weeks at approximately +30°C [86°F], then 3 weeks at +5°C [41°F], then at +21°C [70°F].