Christmas tree farmers warn of future shortages. Here are some early Black Friday deals on artificial trees:

The Grinch is at it again.

Farmers around the country warned ABC News Good Morning America that mature trees in the Northeast are ready, but the trees that have just been planted are not growing.

This could mean a massive shortage in years to come, so it could be time to consider an artificial tree.

Here are some early Black Friday deals on trees and holiday decor:

• Hobby Lobby Sierra Cashmere Pine Pre-Lit Christmas Tree (50% off)
• Target Pre-lit Virginia Pine (50% off)
• Artificial Feel Real Duxbury Light Green Tree
• Fraser Hill Farm 6.5-Ft. Canyon Pine Artificial Christmas Tree (26% off )
• Pre-Lit Spruce Artificial Holiday Christmas (17% off on Amazon)
• Balsam Hill Balsam Fir Flip Tree ($300 off)
• Balsam Hill Classic Blue Spruce ($300 off)
• Flocked Pencil Christmas Tree (18% off)