Eastern White Pine Yellowing: Overwatering Fix

Northern Maine: two 3-ft eastern white pines planted late April. Watered well, red cedar mulch, compost. Now yellowish, stressed. Asked best fertilizer, if mulch caused it.

The expert diagnosed overwatering. Water 5 gal weekly first month, then 5 gal every 2 weeks. Skip if rain. Stop when daytime temps <60°F. Mature trees: only in hot dry spells, max weekly. Fertilize: Espoma Holly-tone, 1 cup spring & late summer. Red mulch only harmful if overwatering.

Watering Schedule

• Month 1: 5 gal/week.
• Month 2+: 5 gal/2 weeks.
• Skip rain weeks.
• Stop below 60°F.
• Fertilize Holly-tone 2×/year.