What is wrong with my Gaura?
Pest Issues Pests like aphids and spider mites can stress your Gaura, causing premature flower drop. Look for sticky residue or webbing on leaves as signs of infestation. The flower stems may become leggy and flop if grown in rich soils or too much shade. Plants can be sheared in late spring, removing up to half the height of the plant, to keep plants smaller. Gaura has few pest problems.Gaura responds well to being cut back, resulting in a compact mound of foliage, from which many flowers will grow. Cut back hard in early spring and then again in late spring to early summer, by around two-thirds to half.
How to treat Gaura?
Gauras don’t need a lot of maintenance. Cut back and divide congested clumps in mid-spring, but don’t try moving or dividing more mature plants as they don’t respond well. Don’t worry if dark spots appear on the leaves as this is normal. In autumn, when temperatures dip, gaura foliage turns lovely shades of red. Gaura will bloom adequately without deadheading. In mid-June or early July, cut back by 1/2 to 2/3. Gaura responds to continued shearing by making producing a deep green foliage in 10” -12” mounds.
Why do my Gaura plants keep dying?
Incorrect Watering Overwatering your White Gaura can lead to yellowing leaves, wilting, and squishy roots. Conversely, underwatering manifests as dry, crispy leaves and drooping stems. Water regularly until established, then thoroughly but less frequently to encourage the taproot to grow deeply into the soil. Overwatering can lead to root rot. Gaura is drought tolerant once established. Water when the top 2 to 3 inches of soil is dry.
Do I cut back Gaura in the fall?
To prepare Gaura lindheimeri for the winter months, prune the plants in late autumn. To prune your gauras, take a sharp pair of secateurs and cut them back to about 10 cm above the ground. Cover the remaining parts with foliage to protect the plants from the cold and frost. How to propagate Gaura. The quickest and easiest way to propagate gaura is by cuttings, which can be taken any time during the growing season. Find non-flowering shoots 5-10cm long and snip off the plant.