Over-watered Hybrid bluebell will develop yellow leaves. It is normal for yellow leaves to develop when Hybrid bluebell has reached the end of their blooming period. However, if the leaves turn yellow before the flowers have bloomed, it is a sign of over watering. If you water your Hybrid bluebell too much, then try to ensure there is adequate drainage and do not give it any more water for a couple of days. You can mix some sawdust into the soil to absorb the moisture. If the situation continues to deteriorate after controlled watering, consider whether the seedpods have rotted. Try digging them up and checking whether they have changed color and become soft. Once you find severe decay, then you should promptly clean out these seedpods. Under-watered Hybrid bluebell actually looks similar to over-watered Hybrid bluebell with their yellow leaves. However, the stems will also droop and leaves will look smaller and will curl. You may also see some brown patches appear. If you have given your Hybrid bluebell too little water, then do not panic. It has a level of drought tolerance. Once you have realised, give it a good drink but do not saturate the surrounding soil. Just make sure it is moist.But do not give them too much and overwater them, you just need to let the soil to be mosit. Extended periods in water can lead to root rot and fungus growing on the bulb. The fungus can cause serious damage to the bulb which is noticed through spots that appear on the leaves and buds. The tips of the leaves may also discolor and die.

It very much depends on the location and the current growth state of your Hybrid bluebell. Once you have planted your Hybrid bluebell, water them well once and then leave them. That initial watering will kick start their growth, but after that you can leave them be until you see shoots appear. If your Hybrid bluebell is in a pot, you will need to water them when the top 1-2inch feels dry. Container plants can dry out faster than bedded plants, so ensure that the soil is damp. If your Hybrid bluebell is planted outside in flower beds and borders, they will not require additional water if it has rained during the week. The Hybrid bluebell has some drought resistance, slight dryness can be recovered quickly after watering, but excessive watering can directly cause the plant to die once the seed ball rots, you need to stay cautious about how often you water the plant.

When your Hybrid bluebell is growing, you will need to water about once a week. As the temperature rises, the soil will dry out faster and you will need to increase the frequency of watering. A dry soil environment will be more friendly to your Hybrid bluebell than an excessively wet soil environment. Hybrid bluebell will become dormant during summer and the above-ground parts will completely dry up and die after dormancy,. if you planted it outdoors, you shouldn't need to water it. Moreover, if there's plenty of rain in your region, you should consider digging them out to protect the buds from rot due to too much water. If you planted it in pots, you should stop watering your Hybrid bluebell completely after the dormant part dries out. After the above-ground part dries out completely, dig up the buds and store them in a cool location or stop watering them completely to keep the soil dry. Resume watering until the next sowing season. Or keep them in the soil in a cool location until the next growing season.

Monitor your containers for moisture, moving them to a sheltered position if they become sodden or waterlogged. Allow them to dry out and return them when the weather improves. Outdoor planting often takes rainwater into account, and when planting, you should consider planting the plants in well-drained soil to avoid waterlogging and decay. Whether grown indoors or outdoors,before the buds grow out after planting the bulbs, they need very little water and you should try to let the soil dry out completely before watering in small amounts, which will effectively avoid bulb rot. You should wait to water them regularly until they grow new shoots. Your Hybrid bluebell is more susceptible to rot indoors in low light and poor ventilation. Therefore, you need to be careful when watering indoors and make sure that a lot of the soil is dry before watering. If you can keep it moist for a long time indoors, you also need to consider if your Hybrid bluebell is in an unsuitable location. Whereas outdoors, good ventilation and plenty of light will be relatively safe.