A composition comprising: a) recombinant exosporium-producing Bacillus cells derived from Bacillus thuringiensis BT013A that express a fusion protein comprising: (i) at least one plant growth stimulating protein or peptide selected from an endoglucanase having at least 90% sequence identity to SEQ ID NO: 107; and (ii) a targeting sequence or an exosporium protein, wherein the targeting sequence, or exosporium protein comprises: - an amino acid sequence having at least 43% identity with amino acids 20-35 of SEQ ID NO: 1, wherein the identity with amino acids 25-35 is at least 54%; or - amino acids 1-35 of SEQ ID NO: 1; or - amino acids 20-35 of SEQ ID NO: 1; or - amino acids 22-31 of SEQ ID NO: 1; or - amino acids 22-33 of SEQ ID NO: 1; or - amino acids 20-31 of SEQ ID NO: 1; or - the amino acid sequence of SEQ ID NO: 1; or - an amino acid sequence having at least 85% identity with SEQ ID NO: 2; and b) clothianidin, in a synergistically effective amount, wherein the synergistic weight ratio of the recombinant exosporium-producing Bacillus cells and the clothianidin is in the range of 1:20 to 20:1, and said synergism refers to the effect of enhancing plant growth. a) recombinant exosporium-producing Bacillus cells derived from Bacillus thuringiensis BT013A that express a fusion protein comprising: (i) at least one plant growth stimulating protein or peptide selected from an endoglucanase having at least 90% sequence identity to SEQ ID NO: 107; and (ii) a targeting sequence or an exosporium protein, wherein the targeting sequence, or exosporium protein comprises: - an amino acid sequence having at least 43% identity with amino acids 20-35 of SEQ ID NO: 1, wherein the identity with amino acids 25-35 is at least 54%; or - amino acids 1-35 of SEQ ID NO: 1; or - amino acids 20-35 of SEQ ID NO: 1; or - amino acids 22-31 of SEQ ID NO: 1; or - amino acids 22-33 of SEQ ID NO: 1; or - amino acids 20-31 of SEQ ID NO: 1; or - the amino acid sequence of SEQ ID NO: 1; or - an amino acid sequence having at least 85% identity with SEQ ID NO: 2; and (i) at least one plant growth stimulating protein or peptide selected from an endoglucanase having at least 90% sequence identity to SEQ ID NO: 107; and (ii) a targeting sequence or an exosporium protein, wherein the targeting sequence, or exosporium protein comprises: - an amino acid sequence having at least 43% identity with amino acids 20-35 of SEQ ID NO: 1, wherein the identity with amino acids 25-35 is at least 54%; or - amino acids 1-35 of SEQ ID NO: 1; or - amino acids 20-35 of SEQ ID NO: 1; or - amino acids 22-31 of SEQ ID NO: 1; or - amino acids 22-33 of SEQ ID NO: 1; or - amino acids 20-31 of SEQ ID NO: 1; or - the amino acid sequence of SEQ ID NO: 1; or - an amino acid sequence having at least 85% identity with SEQ ID NO: 2; and - an amino acid sequence having at least 43% identity with amino acids 20-35 of SEQ ID NO: 1, wherein the identity with amino acids 25-35 is at least 54%; or - amino acids 1-35 of SEQ ID NO: 1; or - amino acids 20-35 of SEQ ID NO: 1; or - amino acids 22-31 of SEQ ID NO: 1; or - amino acids 22-33 of SEQ ID NO: 1; or - amino acids 20-31 of SEQ ID NO: 1; or - the amino acid sequence of SEQ ID NO: 1; or - an amino acid sequence having at least 85% identity with SEQ ID NO: 2; and b) clothianidin,