Plant Care Black Swallow-Wort

Black Swallow-Wort

Also known as

Louise's swallow-wort, Louise's swallow-wort, Black swllowwort, Black swallow-wort and Black dog-strangling vine

Taxonomy

Vincetoxicum nigrum
Vincetoxicum
Apocynaceae
Gentianales

How to care for Black Swallow-Wort

Water

How often to water your Black Swallow-Wort

Water needs for Black Swallow-Wort
0.5 cups
every 9

Black Swallow-Wort needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Tampa, Florida.

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 Black Swallow-Wort

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
Light

Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Plant care guide for Black Swallow-Wort in Tampa, Florida

Tampa, Florida

60% Medium

Growing Black Swallow-Wort in Tampa right now

Light needs for plant Black Swallow-Wort in Tampa, Florida

Plant growth potential is currently medium 👌

December 1st, 2021

Sunlight energy as measured by “net radiation” in Tampa is currently medium 👌.

The availability of high quality sunlight in your home impacts ability for plants to thrive and is key in determining…

Read more

Light needs for plant Black Swallow-Wort in Tampa, Florida

Sunlight intensity will decrease by 19.5% ☀️

November 28th, 2021

Tampa is trending towards lower sunlight intensity!

The amount of sunlight in Tampa is expected to decrease by 19.5% over the next 2 weeks to an average of 10.8 megajoules of energy per m2 per day…

Read more

Light needs for plant Black Swallow-Wort in Tampa, Florida

Daylight will decrease by 0.7 hours 📉

November 29th, 2021

This month, Tampa is getting an average of 9.1 hours of clear sky sunlight per day.

Hours of daylight will decrease by 6.5% over the next two weeks. Your plants will get 10.2 total hours of daylig…

Read more

Finding light for Louise's swallow-wort in your home

Light needs and placement for plant Black Swallow-Wort: 1ft from a window
1ft or less from
a window

Black Swallow-Wort love being close to bright, sunny windows 😎.

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

Black Swallow-Wort does not tolerate low light 🚫.

Tampa, Florida currently has medium levels of sunlight intensity, you can help this plant grow by treating it to ample light ☀️.

Nutrients

How to fertilize Black Swallow-Wort

Nutrient, fertilizer, and repotting needs for Black Swallow-Wort: 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 Black Swallow-Wort after it doubles in size or once a year—whichever comes first.

FAQs
Sunlight Needs
Toxicity

Care Summary for Black Swallow-Wort

Black Swallow-Wort

Black Swallow-Wort


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

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

Trending in your area

Similar to Black Swallow-Wort

Discover rare plants

This plant is popular in