Plant Care Viper's Bugloss

Viper's Bugloss

Also known as

Common viper's-bugloss, Common viper's-bugloss, Blueweed and Viper's bugloss


Echium vulgare

How to care for Viper's Bugloss


How often to water your Viper's Bugloss

Water needs for Viper's Bugloss
0.5 cups
every 9

Viper's Bugloss needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Tucson, Arizona.

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 Viper's Bugloss

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


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 Viper's Bugloss in Tucson, Arizona

Tucson, Arizona

63% Medium

Growing Viper's Bugloss in Tucson right now

Light needs for plant Viper's Bugloss in Tucson, Arizona

Plant growth potential is currently low 📉

November 26th, 2021

Sunlight intensity as measured by “net radiation” in Tucson is currently low 📉.

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

Read more

Light needs for plant Viper's Bugloss in Tucson, Arizona

Sunlight intensity will decrease by 23.1% ☀️

November 26th, 2021

Tucson is trending towards lower sunlight intensity!

The amount of sunlight in Tucson is expected to decrease by 23.1% over the next 2 weeks to an average of 10.7 megajoules of energy per m2 per d…

Read more

Light needs for plant Viper's Bugloss in Tucson, Arizona

Daylight will decrease by 0.9 hours 📉

November 26th, 2021

This month, Tucson is getting an average of 10.8 hours of clear sky sunlight per day.

Hours of daylight will decrease by 8.4% over the next two weeks. Your plants will get 9.9 total hours of dayli…

Read more

Finding light for Common viper's-bugloss in your home

Light needs and placement for plant Viper's Bugloss: 1ft from a window
1ft or less from
a window

Viper's Bugloss love being close to bright, sunny windows 😎.

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

Viper's Bugloss does not tolerate low light 🚫.

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


How to fertilize Viper's Bugloss

Nutrient, fertilizer, and repotting needs for Viper's Bugloss: 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 Viper's Bugloss after it doubles in size or once a year—whichever comes first.

Difficulty Level

Viper's Bugloss is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growing Outdoors

Care Summary for Viper's Bugloss

Viper's Bugloss

Viper's Bugloss

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

Trending in your area

Similar to Viper's Bugloss

Discover rare plants

This plant is popular in