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Mark Tavis

Mark Tavis is the pen name of Plant Blueprint's founder and editor, a plant enthusiast and researcher (not a professional horticulturist). Every guide is built from university extension services, botanical gardens and the ASPCA, with sources linked so readers can check them.

Golden Pothos vs Marble Queen: Differences, Light and Care

October 24, 2026June 26, 2026 by Mark Tavis
Golden Pothos vs Marble Queen comparison: a golden pothos with yellow variegation beside a marble queen pothos with white marbled leaves

The Lab | Golden Pothos vs Marble Queen Golden pothos and Marble Queen are both Epipremnum aureum, but they look and behave differently enough that … Read more

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Hydroponic Systems for Beginners: Which One Should You Try?

October 13, 2026June 26, 2026 by Mark Tavis
Hydroponic systems growing fresh herbs and lettuce indoors under full-spectrum LED lights

The Lab | Hydroponic Systems Hydroponic systems grow plants without soil, feeding the roots a water-based nutrient solution. Oklahoma State University Extension describes it as … Read more

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Best Grow Lights for Indoor Plants: Picks for Every Setup

October 23, 2026June 25, 2026 by Mark Tavis
Best grow lights for indoor plants: full-spectrum LED bar lighting a shelf of healthy houseplants in a low-light room

The Urban Lab | Lighting Protocol The best grow lights for indoor plants are white, full-spectrum LEDs that put the right amount of light on … Read more

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Growing Okra: Planting, Watering, Harvest and Okra Water

October 19, 2026June 25, 2026 by Mark Tavis
growing okra in a sunny garden with green pods and yellow flowers

The Lab | Growing Okra Growing okra is easy once the weather is truly hot. Okra (Abelmoschus esculentus) is a warm-season annual with hibiscus-like flowers, … Read more

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Mint Plant Care: How to Grow Lush Mint in Pots

October 26, 2026June 24, 2026 by Mark Tavis
Mint plant care: healthy potted mint with lush green leaves growing in a container on a sunny windowsill

The Lab | Mint Plant Care Mint (Mentha) is one of the easiest herbs to grow, and the hardest to keep in its place: it … Read more

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Growing Snapdragons: When to Plant, Care and Reblooming

October 19, 2026June 23, 2026 by Mark Tavis
Growing snapdragons: colorful Antirrhinum majus flower spikes in full bloom

The Lab | Growing Snapdragons Snapdragons (Antirrhinum majus) are cool-season flowers: they bloom best in spring and fall and tend to stall in summer heat. … Read more

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Cat Safe Plants: 24 Non-Toxic Houseplants (ASPCA-Checked)

October 26, 2026June 23, 2026 by Mark Tavis
A curious domestic cat sniffing a collection of certified cat safe plants, including a vibrant prayer plant and a cascading spider plant potted on a bright windowsill.

The Infirmary | Cat Safe Plants Cat safe plants are plants the ASPCA’s plant list for cats classes as non-toxic. Easy indoor choices include spider … Read more

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Spider Plant Care: Brown Tips, Watering and Getting Babies

October 25, 2026June 22, 2026 by Mark Tavis
Chlorophytum spider plant care: healthy variegated spider plant with dangling baby spiderettes on a bright windowsill

The Infirmary | Spider Plant Care The spider plant (Chlorophytum comosum) is one of the toughest houseplants: arching striped leaves, thick water-storing roots, and runners … Read more

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How to Prune a Pothos Plant for Fuller, Bushier Growth

October 23, 2026June 22, 2026 by Mark Tavis
How to prune a pothos plant — bushy golden pothos with pruned vines and fresh cuttings

The Infirmary | Pruning Pothos How to prune a pothos plant: with clean scissors, cut each long or bare vine back to just above a … Read more

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