April-June Office Hours
Monday-Saturday: 8:00am-6:30pm
Sunday: 9am-6:30pm
Phone: (301) 421-1800

June-November Office Hours
Monday-Saturday: 8:00am-6:30pm
Phone: (301) 421-1800

December-March Office Hours
Monday-Saturday: 8:00am-5:30pm
Phone: (301) 421-1800

If no one is available to take your call, 
please leave your name and phone number.
Your call is important to us and will be returned
promptly.

US Mail
Horizon Landscape
1525 Spencerville Road
Spencerville, MD 20868