Crinum asiaticum, commonly referred to as poison bulb, massive crinum lily, grand crinum lily, spider lily, is a plant species widely planted in many hotter regions as an ornamental. It is a bulb-forming perennial producing an umbel of big, showy plants which are prized via gardeners. All parts of the plant are, but, poisonous if ingested. Some reports indicate publicity to the sap might also motive pores and skin infection.
About plant
Crinum lily flowers are toxic. In reality, whilst they’re called spider lilies, they’re also known as poison bulb! Right approximately now, I’m guessing you’re wondering why you’d need to grow a toxic plant. The answer’s easy: it’s because they’re beautiful.
These plants reach heights of 4 to six ft tall, with long, slim blade-like leaves. Their plants are generally white, but may also have crimson or purple highlights. They thrive in subtropical temperatures. In fact, they’ve become naturalized in much of the southwestern United States.
Crinum lily’s origins are at some point of Asia, Australia, and the Pacific and Indian Ocean islands. These subtropical flowers can tolerate cooler climates, however thrive in warm temperature. This in all likelihood explains why they’re so popular in parts of southern California!
The plant life is reminiscent of stars. Each long, tubular flower has six petals that extend out to the sides. Most of the time they’re white in hue, but they will develop reddish stripes or a purplish tint. These flora are massive, growing to sizes of four″ long and wide. Long filament-like stamens in a reddish hue protrude from the flower’s middle.
Leaves can reach four fit in length and as much as 5 inches huge close to their base. Generally they continue to be slender in evaluation to their period. These broaden in a cluster at the base of the plant, and it’s from this dense foliage that the flower scapes erupt.
How to care the plant
These staggering and huge plants may be an ambitious addition in your landscape. But, like every subtropicals, they’ve particular alternatives. Let’s pass over what the crinum lily desires to continue to exist. Spider lily loves the solar. But it’ll receive partial color, particularly if it’s in the course of the hottest part of the day. It can expand leaf scorch if the intensity of the sun is specially brutal.
Most humans will discover that 6-eight hours of daylight is ideal for gold standard increase. In cooler climates, this plant must be delivered interior before cooler climate arrives.
These plant life love moist soil! They perform satisfactory in locations that get consistent watering. Pond borders and poolside placements are not unusual.
Your ideal soil for your spider lily plant ought to be wet however properly-draining. It ought to be rich with organic remember and fertile. While this plant can develop in terrible soils as properly, it will likely be full of life with this mix! I like to use a sandy soil base and amend it with plenty of compost.
How to grow to the plant
Seeds are gradual to get started and can be unreliable, however it is an option. Plant shallowly, no deeper than 1/eight″ beneath the soil’s floor. Once they have germinated, do away with the weaker ones and maintain the sturdy ones. Allow them to expand a few foliage and to begin to shape a bulb earlier than transplanting into small pots.
Division is often the simpler choice. Loosen the soil round your plant’s base and decide how large the bulb is. Remove it and all connected offshoot bulbs. Be careful now not to damage the bulbs! It need to be easy to separate the flowers with the aid of gently untangling roots and setting apart them.
Once separated, replant inside the garden mattress, leaving at least to a few toes between the plant life. They will grow to fill in the area. You also can area smaller offshoot bulbs into pots. They prefer to become rootbound in the pot, so use a pot that’s just barely large than the bulb itself.
Problems
One tremendous issue approximately these flora is that they are tenacious. They hold to lifestyles no matter the state of affairs they’re in. Poor soil, occasional drought, or bad temperature situations might also motive harm, however they’ll regularly recover.
Some kinds of grasshoppers, in particular the jap lubber grasshopper, can become a hassle. These hungry little pests will devour the leaves of your plant. To fight these, use a bacillus thurigiensis spray or powder. The grasshoppers won’t live on. Some sorts of mealybugs find spider lily to be appetizing. A properly spraying of neem oil makes for a deterrent. Nematodes, mainly root-knot nematodes, can also become a problem. Use beneficial nematodes to counteract these horrific bureaucracy.
Anthracnose leaf spots aren’t uncommon on those vegetation. Your pleasant wager to combat those is to use a copper-based fungicide.
Powdery mold happens whilst the climate is heat and humid. It received’t critically injure your plant, however it’s unpleasant and stressful and might spread. Neem oil acts as each a preventative and a curative for this difficulty.
Finally, a form of mosaic virus referred to as the crinum mosaic potyvirus may additionally occur. Sometimes known as nerine yellow stripe virus, it causes streaked leaves. As of proper now, mosaic viruses are incurable.
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