Plant Care Lythrum Salicaria

Lythrum Salicaria

Also known as

Purple Loosestrife, Purple Loosestrife, Purple loosestrife, Spiked loosestrife and Purple lythrum

Taxonomy

Lythrum salicaria
Lythrum
Lythraceae
Myrtales

How to care for Lythrum Salicaria

💦 Water

How often to water your Lythrum Salicaria

Water needs for Lythrum Salicaria
0.5 cups
every 9

Lythrum Salicaria needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Lythrum Salicaria

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
☀️ Light

Finding light for Purple Loosestrife in your home

Light needs and placement for plant Lythrum Salicaria: 1ft from a window
1ft or less from
a window

Lythrum Salicaria love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Lythrum Salicaria does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Lythrum Salicaria in your home 🏡.

🪴 Nutrients

How to fertilize Lythrum Salicaria

Nutrient, fertilizer, and repotting needs for Lythrum Salicaria: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Lythrum Salicaria after it doubles in size or once a year—whichever comes first.

💡 FAQs
⭐ Difficulty Level

Lythrum Salicaria is generally easy to care for, though some plant parents report facing challenges with growing it. Check out the reviews down below to read more about their experiences!

Benefits of Growing Purple Loosestrife →

Common Purple Loosestrife Problems →


💦 Water Needs

Lythrum Salicaria prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Purple Loosestrife Water Frequency →

Purple Loosestrife Root Rot →


☀️ Sunlight Needs

Lythrum Salicaria requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.

Purple Loosestrife Light Requirements →

Purple Loosestrife Direct Sunlight Needs & Tolerance →


🐶 🐈 👶 Toxicity

Greg does not have confirmed data on this plant’s toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, it’s always best to consult a medical professional.

If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.


🪴 Soil

Lythrum Salicaria does best in well-draining soil. A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!

Best Soil Mix for Purple Loosestrife →

When and How to Successfully Repot Purple Loosestrife →


⬆️ ⬇️ Growth Pattern

Lythrum Salicaria grows vertically and new growth will emerge from the top of the plant.

How and When to Prune Purple Loosestrife →


🌦️ Growing Outdoors

USDA Hardiness Zone
Lythrum Salicaria can be grown outdoors in USDA Hardiness Zones 3a-9b. Find your local hardiness zone here.

Purple Loosestrife Temperature Tolerance →


🌱 Propagation

Lythrum Salicaria can be propagated by division into new individual plants.

  • Check to see if there is more than one plant. In some cases they may still be beneath the soil surface. If you feel confident, you may remove the soil to check for baby plantlets below!
  • If there are multiple plants growing, unpot the plant and gently tug the plants apart, being careful not to disturb too many of the roots. They may be connected by large root segments which you may need to break to free the plantlet.
  • Pot up the new plant in well-draining soil
  • Repot the parent plant back into its original pot

🧐 Troubleshooting

When troubleshooting a sad-looking houseplant, start by checking for signs of distress in its leaves, such as yellowing, browning, or drooping, which can indicate overwatering or nutrient deficiencies.

Inspect the soil moisture; too dry or too wet soil can cause problems.

Ensure the plant is getting the right amount of light, as too much or too little can stress it.

Finally, consider environmental factors like temperature and humidity, and adjust care routines accordingly to revive your plant.


Care Summary for Lythrum Salicaria

Lythrum Salicaria

Lythrum Salicaria


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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