Manual Growing lights

We then combined all this knowledge in our new bumblebee hive design for Natupol Excel (see figure 1.3 & 1.4). This hive is equipped with a blue hive door [...] into the hive. Figure 1.3 UV pattern on flower. Figure 1.4 UV pattern on Natupol Excel hive. 4 2 Placement of hives when using growing lights When using