Virginia Knotweed
About Virginia Knotweed
Knotweed is a herbaceous perennial that attracts butterflies and bees. Knotweed has a tolerance to drought, wet soil, and deer, and is resistant to drought and wet soil.
Taxonomy
Persicaria virginiana
Persicaria
Polygonaceae
Caryophyllales
Also known as
Jumpseed and Woodland knotweed
How to care for Virginia Knotweed
How often to water your Virginia Knotweed
every 9
Virginia Knotweed 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.
Water 0.5 cups every
9
Finding light for Virginia Knotweed in your home
a window
Virginia Knotweed love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Virginia Knotweed does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Virginia Knotweed in your home 🏡.
How to fertilize Virginia Knotweed
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 Virginia Knotweed after it doubles in size or once a year—whichever comes first.
Care Summary for Virginia Knotweed
Virginia Knotweed
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.