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Hypericum tetrapterum information page
germination advice, shopping cart,
all the sublists (specialist catalogues) Hypericum tetrapterum is included in,
some description and snippets of information.
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The average, annual, minimum temperature zone where Hypericum tetrapterum is cold hardy
USDA Zone:5 -20° to -10°F (-29° to -23.5°C)
Approximately 30000.00 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
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seed quantities can be multiplied once added to the cart