Raised beds and vegetable gardens

Onions: best soil mix and feeding guide

Onions is in Living Soil's Raised beds and vegetable gardens group. Filling a bed, and keeping it good year after year. Its guide gathers what published references say about soil pH, feeding, spotting problems, leaf tests, cautions, mixes and where the sources differ, with 4 mixes that suit it.

What the onions guide covers

Every item carries the reference behind it. Where references disagree, the guide shows both.

Soil pH7
Feeding10
Spotting problems8
Leaf tests4
Cautions7
Mixes2
Where the sources differ1

The count is how many sourced items each part of the guide holds.

Mixes that suit onions

Raised bed fill

A solid raised bed fill with plenty of body and a modest boost of organic richness. Pair it with a soil test, which tells you what your bed still needs.

Rich raised bed fill

A far richer bed fill, packed with organic matter that feeds the soil life. Sources disagree on how rich a bed should be, and the app shows both views.

2 mixes are made just for onions, inside its guide.

Each mix comes with the reference behind every figure, measured for your batch, pots or bed.

Good to know

pH: the references give 6 to 6.5 for raised beds and vegetable gardens in general. The onions guide adds its own pH notes.
The mistake to avoid: Amending and feeding without a soil test.
Also known as: onion, scallion, green onion, bulb onion, bunching onion, cipollini onion, intermediate day onion, japanese bunching onion, long day onion, onion sets, pearl onion, red onion, short day onion, sweet onion, vidalia onion, welsh onion, white onion and yellow onion

Questions

What is the best soil for onions?

Living Soil lists 4 mixes that suit onions, each from a published reference. They include Raised bed fill and Rich raised bed fill. 2 are made just for it. The app measures any of them for your batch, pots or bed.

What pH does onions need?

The references give pH 6 to 6.5 for raised beds and vegetable gardens in general. The onions guide adds its own pH notes.

Is the onions guide free?

Its overview is free: what the guide covers and which mixes suit it. Opening the full guide takes credits, and the app shows the price before you confirm. Credits never expire.

Grow onions on the right soil.

Look up the full onions guide free, and unlock it only if it is what you need.

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