Fertilization is Important

You may need to apply fertilizer when you prepare the beds. Follow the recommendations of the soil test report. If you didn't test the soil, apply a complete fertilizer, such as 5-10-5, at a rate of 2 pounds 4 rounded cups per 100 square feet. Work the fertilizer into the soil as you prepare the bed. The ideal soil pH for most perennials is slightly acidic 6.0 to 6.8 . If the pH is too low or too high as determined by a soil test , adjust it at the same time you apply fertilizer. To raise the...

Perennial Selection and Care Guide

time of year Special notes frequency in cultural uses, years major pests, etc. Aster novae-angliae, Aster novi-belgii Hardy aster Grows best in rich, well drained soil. Pinch back in late spring. Aster yellows and powdery mildew are common problems. North American native. Grows best in deep, fertile soil high in organic matter. Protect from wind. Aubrieta deltoidea Purple rock cress Ground cover. Trim back halfway after flowering. Prefers well drained soil. Long-lived. Trailing habit. Syn....

Staking Tall Plants

You may have to stake tall plants as they grow. Stake each stem individually instead of trying to tie them all together. Tie the plant to the stake with plastic strips or wire covered with a plastic coating. Make a double loop of the wire with one loop around the plant and the other around the stake. This keeps the stem from rubbing against the stake. For tall, arching plants, make or purchase circular rings and attach them to the stakes to support plants and to maintain their natural form. A...