Here are some tips for success:. However, pests to look our for include slugs , snails , squirrels particularly with tulips and crocus and diseases such as daffodil viruses , grey mould in snowdrops , narcissus basal rot , tulip fire and tulip viruses. It's easy to forget about bulbs, lost at the back of the shed or in the boot of the car. Or perhaps circumstances meant you weren't able to get them planted when you should have.
If that's the case then the best thing to do is get them in the ground or potted up as soon as you can. If you leave them until the autumn or correct time, they'll simply have deteriorated further. Of course, discard any that are soft or rotten first but the remainder are worth a go, even if they have started to sprout. Some bulbs store longer than others tulip compared to daffodil, for instance so it will be a bit hit and miss. If you are relying on a display maybe top up with potted bulbs from the garden centre.
You might also find they don't perform as expected in their first year - short flower stalks for example - but if they're a type of bulb that comes back year after year they should get better in subsequent years. Try adding a well-balanced fertiliser into the soil at planting time to help them recover.
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Hot links Browse inspiration articles Buy plants online. Buy tickets. RHS members get reduced ticket prices Join now. Harlow Carr North Yorkshire. It may also be since you planted so early when the soil was still cool, that they have rotted. This is especially possible if the location is not a very well drained one.
In any case, the bulbs first need to grow roots and become established, and then they will send up top growth so I think you may still have a while to wait. The glads take 70 to 90 days to bloom, and are usually planted in succession over about a ten week period to assure a progression of blooms in the garden. You could dig down very gently and see if they are rooting and sprouting, but it is still early. Once the soil warms up they should grow quickly.
Most bulbs need a well-draining site, to prevent molding and rotting. Amending the soil with compost or manure will help the bulbs grow, bloom and store energy. In general, you plant bulbs about three times as deep as their diameter. So if you have a bulb that is two inches around, you would plant it six inches deep. A three-inch diameter bulb would be planted about nine inches deep. The package the bulbs come in often tells you the planting depth for your specific bulbs.
Then you can either move them outside pot and all or transplant them into the garden. Of course, an even easier way to have summer bulbs blooming in your garden early is to purchase pre-grown bulbs. You can often find potted caladiums, elephant ears , begonias, and others for sale at the nursery, in the spring. Trim back roots and the outer layers of loose, flaking tunic. Only healthy bulbs of a good size should be kept.
Damaged or diseased bulbs must be discarded. Lay bulbs on a tray to dry for 24 hours to help prevent fungal rots developing in storage. Propagating bulbs is not difficult, but it requires patience. Most bulbs will take two to seven years to grow and flower from offsets or seed. Apart from a few problems, bulbs are relatively trouble free. Just discard damaged or diseased bulbs before storing, and do the same with those that have yellow mottled foliage as this usually indicates an incurable virus infection.
Some bulbs can become invasive, and spring is a good time to remove those that have spread too far. Other problems that can affect bulbs include aphids , slugs , snails , narcissus basal rot , narcissus bulb fly , tulip fire , and tulip viruses.
Join the RHS today and get 12 months for the price of 9. Take action Why take action? Support us Donate Careers Commercial opportunities Leave a legacy. Join the RHS today and support our charitable work Join now. Hot links Browse inspiration articles Buy plants online. Buy tickets.
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