--- title: GrowPerma Blog (3) description: (3) --- [Skip to content](https://growperma.com/blog/page/3#main-content) [![GrowPerma](https://growperma.com/hubfs/icon-512.png)](https://growperma.com/) - [Blog](https://growperma.com/blog) - [About](https://growperma.com/about) [Join the Weekly Dig](https://growperma.com/newsletter) - [Blog](https://growperma.com/blog) - [About](https://growperma.com/about) [Join the Weekly Dig](https://growperma.com/newsletter) # GrowPerma Blog Evidence-based permaculture guides, companion planting charts, and sustainable gardening strategies. [All](https://growperma.com/blog/all) [Soil & Composting](https://growperma.com/blog/tag/soil-composting) [Companion Planting](https://growperma.com/blog/tag/companion-planting) [Permaculture Foundations](https://growperma.com/blog/tag/permaculture-foundations) [Food Forest](https://growperma.com/blog/tag/food-forest) [Syntropic Agriculture](https://growperma.com/blog/tag/syntropic-agriculture) [Permaculture Around the World](https://growperma.com/blog/tag/permaculture-around-the-world) ![Coffee shrubs heavy with red cherries growing beneath a high open canopy of Inga trees on a misty Central American hillside](https://growperma.com/hs-fs/hubfs/blog/images/gp-0535-hero-shade-coffee-canopy-20260907-120423.webp?width=400&height=220&name=gp-0535-hero-shade-coffee-canopy-20260907-120423.webp) 7 Sep [Syntropic Agriculture](https://growperma.com/blog/tag/syntropic-agriculture) ## Shade Grown Coffee: What the Canopy Actually Does Peter Vogel ![Maya milpa field in the Yucatan with tall maize, climbing beans and sprawling squash, chile and papaya at the edge and tropical forest behind](https://growperma.com/hs-fs/hubfs/blog/images/gp-0533-hero-20260903-073927.webp?width=400&height=220&name=gp-0533-hero-20260903-073927.webp) 3 Sep [Permaculture Around the World](https://growperma.com/blog/tag/permaculture-around-the-world) ## Milpa: The Maya Growing System Behind the Three Sisters Peter Vogel ![Tall pigeon pea shrub with yellow flowers and green pods growing between young banana plants and a papaya in a syntropic Florida garden](https://growperma.com/hs-fs/hubfs/blog/images/gp-0532-hero-20260903-072405.webp?width=400&height=220&name=gp-0532-hero-20260903-072405.webp) 3 Sep [Syntropic Agriculture](https://growperma.com/blog/tag/syntropic-agriculture) ## Pigeon Pea: The Nitrogen-Fixing Shrub at the Heart of Syntropic Systems Peter Vogel ![Gardener carrying a potted pepper plant loaded with red jalapeños and green bell peppers from a frosty autumn garden into a bright kitchen](https://growperma.com/hs-fs/hubfs/blog/images/gp-0531-hero-20260903-071115.webp?width=400&height=220&name=gp-0531-hero-20260903-071115.webp) 3 Sep [Permaculture Foundations](https://growperma.com/blog/tag/permaculture-foundations) ## Overwintering Peppers: How to Keep Pepper Plants Alive Until Spring Peter Vogel ![Cross-section of black Amazonian terra preta soil with pottery shards and charcoal beside pale orange tropical clay under manioc and papaya plants](https://growperma.com/hs-fs/hubfs/blog/images/gp-0530-hero-20260903-065734.webp?width=400&height=220&name=gp-0530-hero-20260903-065734.webp) 3 Sep [Permaculture Around the World](https://growperma.com/blog/tag/permaculture-around-the-world) ## Terra Preta: What the Amazon's Dark Earth Teaches Modern Gardeners Peter Vogel ![Tall stand of flowering sunchoke plants along a homestead fence in early October with a crate of freshly dug knobby tubers in front](https://growperma.com/hs-fs/hubfs/blog/images/gp-0529-hero-20260903-064439.webp?width=400&height=220&name=gp-0529-hero-20260903-064439.webp) 3 Sep [Food Forest](https://growperma.com/blog/tag/food-forest) ## Sunchokes (Jerusalem Artichokes): How to Grow, Harvest and Keep Them in Bounds Peter Vogel ![Small backyard hoop house of curved metal bows and clear plastic film in a fall vegetable garden with kale and lettuce inside](https://growperma.com/hs-fs/hubfs/blog/images/gp-0528-hero-20260903-062620.webp?width=400&height=220&name=gp-0528-hero-20260903-062620.webp) 3 Sep [Permaculture Foundations](https://growperma.com/blog/tag/permaculture-foundations) ## Hoop House Basics: How to Build One and How Much It Really Protects Peter Vogel ![Autumn raised bed with a dense band of young arugula growing between rows of kale and carrot tops in golden morning light](https://growperma.com/hs-fs/hubfs/blog/images/gp-0525-hero-20260902-064850.webp?width=400&height=220&name=gp-0525-hero-20260902-064850.webp) 2 Sep [Companion Planting](https://growperma.com/blog/tag/companion-planting) ## Companion Planting Arugula: What to Grow Beside a Fast Fall Green Peter Vogel ![Two-prong analogue soil moisture meter with a dial pushed into a terracotta pot on a potting bench beside a trowel and watering can](https://growperma.com/hs-fs/hubfs/blog/images/gp-0526-hero-20260902-065433.webp?width=400&height=220&name=gp-0526-hero-20260902-065433.webp) 2 Sep [Soil & Composting](https://growperma.com/blog/tag/soil-composting) ## Soil Moisture Meters: What the Cheap Ones Actually Measure Peter Vogel ![Autumn vegetable garden at dawn with white floating row cover over hoops on two beds and frost on the surrounding grass](https://growperma.com/hs-fs/hubfs/blog/images/gp-0527-hero-20260902-070114.webp?width=400&height=220&name=gp-0527-hero-20260902-070114.webp) 2 Sep [Permaculture Foundations](https://growperma.com/blog/tag/permaculture-foundations) ## Row Cover: How Many Degrees It Really Buys You Peter Vogel [1](https://growperma.com/blog) [2](https://growperma.com/blog/page/2) [3](https://growperma.com/blog/page/3) [4](https://growperma.com/blog/page/4) [5](https://growperma.com/blog/page/5) ![GrowPerma](https://growperma.com/hubfs/icon-512.png) Gardens That Work Like Forests — the smart-friend guide to permaculture for normal backyards. #### Explore - [Blog](https://growperma.com/blog) - [Companion Planting](https://growperma.com/blog/tag/companion-planting) - [Soil & Composting](https://growperma.com/blog/tag/soil-composting) - [Food Forests](https://growperma.com/blog/tag/food-forest) #### Resources - [About](https://growperma.com/about) - [All Articles](https://growperma.com/blog) #### Legal - [Imprint](https://growperma.com/imprint) - [Privacy Policy](https://growperma.com/privacy-policy) - [Affiliate Disclosure](https://growperma.com/affiliate-disclosure) As an Amazon Associate I earn from qualifying purchases. GrowPerma also uses other affiliate links and may earn a commission if you buy through them, at no extra cost to you. © 2026 GrowPerma. All rights reserved. A project by [peppereffect](https://peppereffect.com).