I bought a propagator and took over 20 Hydrangea cuttings and they have now rooted....when do I increase airflow in propagator or move them to larger pots in my (new) greenhouse?
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Over ten years, Gerry Daly answered more than 5,000 gardening questions. His knowledge is based in science and practical experience, and by working on radio and television. Access to the advice database is open
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