Terms of Trade - Catalogues




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Silphium trifoliatum


Click here for the
Silphium trifoliatum information page

germination advice, shopping cart,
all the sublists (specialist catalogues) Silphium trifoliatum is included in,
some description and snippets of information.

If seeds of Silphium trifoliatum
are not available in the quantity you need
Please click here.

Prices for Silphium trifoliatum

The average, annual, minimum temperature zone where Silphium trifoliatum is cold hardy
USDA Zone:5 -20° to -10°F   (-29° to -23.5°C)

Approximately 46.00 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

Silphium trifoliatum
We do not know how many seeds there will be in a packet !
If we know the quantity of seeds, we list the quantity as:
examples '200 seeds' or '0.50 gram', not as packet.
1 packet for 6 Euros
available for preorder


Silphium trifoliatum
3.50 gram for 17 Euros
available for preorder


Silphium trifoliatum
7 gram for 28 Euros
available for preorder


Silphium trifoliatum
14 gram for 45 Euros
available for preorder


Silphium trifoliatum
28 gram for 69 Euros
available for preorder


If seeds of Silphium trifoliatum
are not available in the quantity you need
Please click here.

Click here for the
Silphium trifoliatum information page

germination advice, shopping cart,
all the sublists (specialist catalogues) Silphium trifoliatum is included in,
some description and snippits of information.

Botanical name
Common Name