Plant Care rusty blackhaw

rusty blackhaw

About rusty blackhaw

rusty blackhaw is a super rare houseplant 🌿 that is easy to grow and needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

rusty blackhaw likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

rusty blackhaw belongs to the viburnum genus, and is native to the Southern United States to Mexico.


Viburnum rufidulum

Also known as

rusty blackhaw, blue haw, rusty nanny-berry and southern black haw

How to care for rusty blackhaw


How often to water your rusty blackhaw

Water needs for rusty blackhaw
0.5 cups
every 9

rusty blackhaw needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Orlando, Florida.

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

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 rusty blackhaw in Orlando, Florida

Orlando, Florida

55% Medium

Growing rusty blackhaw in Orlando right now

Light needs for plant rusty blackhaw in Orlando, Florida

Plant growth potential is currently low 📉

December 8th, 2021

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

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

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Light needs for plant rusty blackhaw in Orlando, Florida

Sunlight intensity will decrease by 15.4% ☀️

December 8th, 2021

Orlando is trending towards lower sunlight intensity!

The amount of sunlight in Orlando is expected to decrease by 15.4% over the next 2 weeks to an average of 10.4 megajoules of energy per m2 per…

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Light needs for plant rusty blackhaw in Orlando, Florida

Daylight will decrease by 0.6 hours 📉

December 6th, 2021

This month, Orlando is getting an average of 8.7 hours of clear sky sunlight per day.

Hours of daylight will decrease by 5.5% over the next two weeks. Your plants will get 10.2 total hours of dayl…

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Finding light for rusty blackhaw in your home

Light needs and placement for plant rusty blackhaw: 1ft from a window
1ft or less from
a window

rusty blackhaw love being close to bright, sunny windows 😎.

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

rusty blackhaw does not tolerate low light 🚫.

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


How to fertilize rusty blackhaw

Nutrient, fertilizer, and repotting needs for rusty blackhaw: 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 rusty blackhaw after it doubles in size or once a year—whichever comes first.

When to repot rusty blackhaw

Nutrient needs for plant rusty blackhaw in Orlando, Florida

Is this a good time of year to repot? Yes! 🪴

December 7th, 2021

The growing potential in Orlando is medium 👌.

It's best to repot plants during their active growing periods when they have the energy to re-establish their roots! This is a great time to repot any…

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Difficulty Level

rusty blackhaw is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for rusty blackhaw

rusty blackhaw

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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