Fixing Rose of Sharon Bud Drop and Poor Blooming

Buds forming but not opening indicate water stress or phosphorus deficiency.

Solutions

1. Water consistently: 1–1.5 inches per week; mulch heavily with straw or grass clippings.
2. Improve drainage: Amend clay soil with peat, compost, aged manure.
3. Fertilize for blooms: Use high-phosphorus, low-nitrogen fertilizer every 10–14 days. Nitrogen promotes leaves; phosphorus drives flowers.

Address both soil and nutrition for full, lasting blooms.