Your search for phil found the following advice articles...

Philodendron Care Guide

Spring Houseplant Care

Plants for Dry Soil Conditions

Steep Slopes and Erosion Control

Tall Perennials

Plants for Sunny Locations

Using Fragrant Plants in the Landscape

Cut Flowers

Using Lime with Perennials

Hardy to Zone 3

Rock Garden Plants

Breathe Easy with Houseplants