Free Garden Tool

Worm Casting
Calculator

Enter your garden details and we'll tell you exactly how much worm casting you need โ€” plus which Earthly Essence product is the best fit.

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๐Ÿชด Potted Plant Quick Guide

Pick a houseplant below and we'll dial in exactly how much worm casting it'll love โ€” no math required.

๐Ÿ“– Worm Casting Application Rates

Method Rate When to Apply
Soil Amendment Mix 15-25% by volume into soil Before planting new beds
Top Dressing 1/4" - 1/2" layer around plants Every 2-3 months during growing season
Potting Mix 20-30% of total mix volume When repotting or filling containers
Seed Starting 20-30% of starter mix When preparing seed trays
Worm Tea 1 cup castings per gallon water Every 2-4 weeks as liquid feed