Page 30 - Tài liệu Ebook cây cảnh Bonsai Basics
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32 OBTAI I G YOUR BO rsAI
The stratified seeds arc scattered over the compost If the seeds (here ginkgo) are protected by a shell,
mixture as they are here. this should be cracked with pliers.
The depth of compost that covers the seeds depends After breaking the shell, remove the seed from its
on the size of the seeds. protective covering.
If, as here, the seeds arc quite lar~;e, the surface soil !laving been removed from their sheUs, the seeds
should be firmed. Here, a traditional trowel is being can be sown. As germination has been made easier,
used to do this. stratification is unnecessary.