The Planters' Guild

The craft & science of growing

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Latest · California Natives

California Sagebrush: The Bare Ground Around It Was Never What We Thought

A field guide to Artemisia californica, the shrub that smells like the California hills and isn't a sage at all. Why it grows on the rain's schedule instead of the calendar's, why the bare halo of ground around it launched one of ecology's most famous ideas and then quietly undid it, and why watering it in summer is riskier than forgetting it exists.

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1Understand the pot Substrate The Root Zone What a plant is actually asking for from its soil, and the three-ingredient fix for most struggling houseplants. Start here → 2Rescue what's struggling Diagnosis Why Plants Die in Good Soil Most "good" potting mix is bad at the job it's sold for. The ten-minute fix, start to finish. Start here → 3Pick a first plant Houseplants Pothos, the Unkillable Starter The best first plant you can own, plus the small handful of things that can still trip you up. Start here →

Fresh from the bench

New in the Library

See everything in Guides & Library →
Myths Demystified Do eggshells feed your houseplants calcium? August 27, 2026
The Flower Library Corymb: A Raceme That Flattened Itself, and the Yarrow Running Two Tricks at Once August 26, 2026
The Plant Library Why Your Pink Alocasia Turned Green (The Real Science) August 23, 2026
The Workshop The Best Hand Lens for Pest Diagnosis: Five Loupes on the Bench August 23, 2026
The Leaf Library Linear & Lanceolate: Purple Needlegrass, Chamise, and the Leaf That Skips the Network August 19, 2026
The Substrate Library Alocasia Is Not a Climber: Why the Chunky Aroid Mix Is the Wrong Recipe August 15, 2026

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All 12 pillars →
Specimen-tray of six potted houseplants — Monstera, Philodendron, Anthurium, Begonia, Alocasia, and Hoya — arranged on warm kraft paper
The Plant Library Long-form portraits of single specimens and full genus deep... 9 profiles
Fenestrated variegated Monstera foliage — the Care Guides collection
Care Guides One care rhythm per genus — light, water, substrate and support... 16 genera
Specimen-tray of six substrate ingredients — perlite, pumice, pine bark fines, charcoal, coco coir, and calcined clay — in wooden trays on kraft paper
The Substrate Library The science of growing media, written for an actual potting... 13 guides
Five botanical leaf specimens — palmately compound, sagittate, cordate, pinnately compound, and orbicular — illustrated in vintage Kew Botanical Magazine register on cream
The Leaf Library Learning to read leaves, one shape at a time. The twelve... No. 03 live
Six botanical inflorescence specimens — sunflower head, yarrow corymb, foxglove raceme, lilac panicle, Queen Anne's lace compound umbel, and calla lily spadix — illustrated in vintage Kew Botanical Magazine register on cream
The Flower Library Learning to read flowers, one form at a time. The twelve... 5 of 12 forms
Five Bay Area pollinators — hover fly, honey bee, bumble bee, anise swallowtail, and Anna's hummingbird — illustrated in vintage natural history register on cream paper
The Pollinator Library The creatures that close the loop. Twelve Bay Area pollinators... In production
California chaparral and oak-woodland landscape — golden grasslands with coast live oaks, California fuchsia in coral bloom, and California buckwheat in the foreground, hazy ridges in distance
California Natives Bay Area-first native plant pillar. Hybrid voice — editorial... 13 entries
A clear glass plant mister in the middle of a single spray, droplets suspended mid-air over a Monstera deliciosa leaf in soft window light
Myths Demystified One widely-repeated piece of plant advice per entry — delivered... 7 entries settled
Scientific specimen study — five glass petri dishes containing plant-diagnosis specimens beside a brass magnifying lens and a leather field notebook on kraft paper
The Field Manual Mug-shot cards for the pests, damage, and disease you'll... 6 dossiers
Rows of tissue-culture plantlets growing in sterile glass culture jars in a laboratory
The Propagation Lab Tissue culture, cuttings, division, and seed. Bench protocols... 2 entries
Specimen-tray of six gardening hand tools — bypass pruner, brass hand lens, pump sprayer, moisture meter, folding pruning saw, and pH meter probe — on kraft paper
The Workshop America's Test Kitchen methodology applied to gardening tools.... 1 tool test
Bright-window interior scene — weathered wooden window box planted with basil, parsley, chives, trailing nasturtium and cherry tomato vine on a sunny urban apartment windowsill
The Window Box Urban growing in apartments, balconies, kitchens, and small... 4 guides

The Window Box

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In the latest issue · Issue 02 · August 2026
  • Water long and rarely, not short and often
  • Keep your established natives mostly dry
  • Decide your fall native list now, plant it in October

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