However, during the first week, Fv/Fm values of cucumbers ranged from 0.480 to 0.570, val-ues which can be interpreted as plant stress due to transplanting.After the first week, cucumbers in 60 and 80% compost quickly over-came the transplant stress and Fv/Fm values reached up to 0.710.Two weeks after planting, values for cucumbers growing in 20 and40% compost also exceeded the 0.700 level while those in 100% compost struggled to reach the 0.700 level until the third week