Plant Care Giant Blue Eyed Mary

Giant Blue Eyed Mary

Also known as

large-flower blue-eyed-Mary, large-flowered blue-eyed Mary, blue-lips and giant blue-eyed Mary

Taxonomy

Collinsia grandiflora
Collinsia
Plantaginaceae
Lamiales

How to care for Giant Blue Eyed Mary

💦 Water

How often to water your Giant Blue Eyed Mary

Water needs for Giant Blue Eyed Mary
0.5 cups
every 9

Giant Blue Eyed Mary 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

Does your plant get direct sunlight?

Select the pot size

5"
☀️ Light

Finding light for Giant Blue Eyed Mary in your home

Light needs and placement for plant Giant Blue Eyed Mary: 3ft from a window
3ft or less from
a window

Giant Blue Eyed Mary may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to maximize the potential for growth.

Select your region to see how the current weather in your area affects the placement of Giant Blue Eyed Mary in your home 🏡.

🪴 Nutrients

How to fertilize Giant Blue Eyed Mary

Nutrient, fertilizer, and repotting needs for Giant Blue Eyed Mary: 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 Giant Blue Eyed Mary after it doubles in size or once a year—whichever comes first.

💡 FAQs
💦 Water Needs

Giant Blue Eyed Mary 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.


☀️ Sunlight Needs

Giant Blue Eyed Mary may have difficulty thriving and will drop leaves 🍃 without ample sunlight. Place it less than 3 feet from a window to maximize the potential for growth. Select your region to see how the current weather in your area affects the placement in your home 🏡.


🐶 🐈 👶 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.


🧐 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 Giant Blue Eyed Mary

Giant Blue Eyed Mary


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 3ft 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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