Transaction Management in Database Management System
RHS Level 2 Year 1 Week 13
1. RHS Level 2 Certificate Year 1 Week 13 – Propagation by seed in practice
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4. Practical steps to control germination environment A basic requirement of any propagation Cultural hygiene To provide the light conditions needed to germinate. Light – use vermiculite or compost to cover seeds unless they need light to germinate. To allow soil temperature to be controlled Use of heated propagator or heat pad Reduces the risk of ‘damping off’ Supply of clean water – not rain water Allows oxygen to enter the soil whilst holding water. Sterile compost reduces the risk of ‘damping off’ diseases. Use of sterile, moisture retentive, free draining seed compost