The 1 lb box of Down To Earth Acid Mix 4-3-6 is a practical size for container blueberries, a few young berry plants, or a small acid-loving garden. The granular blend supplies a 4-3-6 NPK analysis plus calcium, magnesium, sulfur, and humic acids.
Best fit: Containers, trial plantings, raised beds, and small garden areas.
Plants: Blueberries, raspberries, azaleas, rhododendrons, hydrangeas, and evergreens.
Use: Mix into planting soil or apply around established plants, then water thoroughly.
This compact package is easy to handle and store when you only need fertilizer for a limited number of plants. Follow the current package label and use a soil test when possible.
Need enough for repeated seasonal feeding or several established plants? Compare the 5 lb Acid Mix box, our primary product guide with complete analysis and application information.
How Acid Mix 4-3-6 (1 lb Box) fits a fertility plan
Supports fertility programs for crops that perform best within a moderately acidic soil range.
Helps gardeners make a measured pH-management choice when a current soil or water test shows that adjustment is appropriate.
The package size and formulation shown in the title allow the product to be matched to containers, beds, orchards, or larger production areas.
Application guidance: Test first and adjust gradually. Soil texture, buffering capacity, irrigation-water alkalinity, and existing pH all affect the amount needed and the time required for change. Follow the label rate, mix or distribute evenly, water as directed, and retest before repeating an application. Do not use pH amendments as a substitute for crop-specific nutrition.
Compare related soil pH fertilizers and amendments when building a complete program.
