Best Soil Acidifier for Blueberries: Sulfur vs. Iron Sulfate
Elemental sulfur, iron sulfate, aluminum sulfate and acidic fertilizer for blueberries compared by speed, rate and risk, with a sulfur chart to reach pH 4.5 to 5.5.
September 10, 2026
Topic
Berries, trees, and vines that pay you back. · 21 guides
Elemental sulfur, iron sulfate, aluminum sulfate and acidic fertilizer for blueberries compared by speed, rate and risk, with a sulfur chart to reach pH 4.5 to 5.5.
September 10, 2026
Yellowing citrus leaves on an orange, mandarin, grapefruit or lemon tree: read old vs. new growth and vein color to find the cause, and see when heat-stressed trees recover.
September 10, 2026
June drop is a fruit tree shedding 1/2 to 1 inch fruitlets in early June. Learn to tell it from poor pollination, frost, heat stress and insects, and when to thin.
September 10, 2026
Choose fruit tree bird netting by mesh size and material, then hang it on a frame and close every gap so cherries and berries stay protected and birds stay unharmed.
September 10, 2026
Blueberries in pots need a mix at pH 4.5 to 5.5, a container of 10 to 20 gallons, steady moisture and a sheltered winter spot. Mix ratios from three sources.
September 10, 2026
Peach leaf curl is controlled by one dormant spray of copper or chlorothalonil, after leaf fall or before buds swell. Sprays on curled leaves do not work.
September 10, 2026
A year-by-year guide to pruning a young apple tree: head the whip at 30 inches, pick 3 to 4 scaffold limbs, and build a central leader in tiers by year three.
September 10, 2026
Bare-root fruit trees cost less and catch up to potted ones, but must go in while dormant. Compare planting windows, root problems and planting steps.
July 9, 2026
Which cold hardy fig varieties survive northern winters, the temperatures that damage fig wood, and how to wrap, mulch or store a fig tree until spring.
July 9, 2026
Raspberry varieties compared by fruiting type, color, hardiness zone and ripening order, with primocane and summer-bearing picks for cold, hot and small gardens.
July 9, 2026
Erect thornless blackberries such as Ouachita, Navaho and Osage make the simplest fruiting hedge. Compare nine varieties by habit, season, spacing and support.
July 9, 2026
Brown rot can decay a ripe peach in 2 days. Learn the signs on blossoms, twigs and fruit, what to remove and when, and how extension services time fungicide sprays.
July 9, 2026