Is Lythrum perennial?
Lythrum plants are hardy perennials that can reach an height of 150 cm. They are an invasive species in many areas in Northern America, and growing them is banned in the garden. In areas where it can be grown non-invasively it makes a useful pond edge plant carrying purple-red flowers.
How do you plant Lythrum salicaria?
For best results grow Lythrum salicaria in moist soil, such as around the edge of a pond. Plants shouldn’t need staking but deadhead spent blooms regularly to maintain a tidy appearance, and divide clumps every three to five years to avoid congestion.
Is Lythrum deer resistant?
What could be bad about a tall, tough, deer-resistant perennial that sports bright purple-pink flowers in mid- to late summer, doesn’t flop and attracts butterflies?
Is purple loosestrife illegal?
Origin and Spread Purple loosestrife was sold and planted for decades as a decorative ornamental plant. However, due to its negative impacts on native plants and its ability to escape from cultivation, purple loosestrife is illegal to sell in most states.
Do bees like Lythrum?
Bees’ Favourite. Lythrum salicaria is loved by Bumblebees & other insects, including The Emperor Moth, The Pug Moth & The Powdered Quaker Moth. We try to have as many bee-friendly plants as possible, & the devotion shown by Bumblebees to Purple-Loosestrife makes us wish it could make more of itself here.
How does Lythrum salicaria spread?
Purple loosestrife spreads primarily by seeds. When flowers drop off, capsules containing many tiny seeds appear in their place. Each mature plant can produce up to 2.7 million seeds annually. As tiny as grains of sand, seeds are easily spread by water, wind, wildlife and humans.
When can I transplant Lythrum?
Since the seeds germinate so readily, it might be easiest just to collect seeds for her. Otherwise, divide the clump in the fall or early in the spring and replant the divisions.
What is the scientific name of Lythrum salicaria?
L. salicaria. Binomial name. Lythrum salicaria. L. Lythrum salicaria or purple loosestrife is a flowering plant belonging to the family Lythraceae. It should not be confused with other plants sharing the name loosestrife that are members of the family Primulaceae. Other names include spiked loosestrife and purple Lythrum .
Does Lythrum salicaria need staking?
Its flowers are extremely attractive to bees and butterflies. For best results grow Lythrum salicaria in moist soil, such as around the edge of a pond. Plants shouldn’t need staking but deadhead spent blooms regularly to maintain a tidy appearance, and divide clumps every three to five years to avoid congestion.
What insects pollinate Lythrum salicaria?
The flowers are pollinated by long-tongued insects, including bees and butterflies. A number of insects use Lythrum salicaria as a food resource. The black-margined loosestrife beetle Galerucella calmariensis is a brown beetle with a black line on its thorax.