One of the greatest competitors for proper root growth is the lawn.
If you do buy the plants now, cut off their flowering stems to save energy for root growth.
Soil temperatures cool to about 40 degrees, which is ideal for root growth.
They have found that root growth continues until soil temperature drops to about 40 degrees.
It is only after the budding that root growth of the year begins.
These conditions are very conducive to the initiation of root growth.
You may have to dig the bulbs up to measure root growth.
It was feared that the track might have been deteriorating because of root growth.
The containers should be large enough to allow for root growth.
If the tips are damaged or dry out, root growth will be limited.